The highest 5% of all IQs in the N(100, 15) Normal model are bounded by a value of 124.68, while the lowest 30% are bounded by a value of 92.64. The middle 80% of IQs are bounded by values between 80.77 and 119.23.
In the Normal model N(100, 15):
The highest 5% of all IQs are bounded by a z-score of 1.645, which corresponds to a value of 100 + (1.645 * 15) = 124.68. This means that an IQ of 124.68 or higher is in the top 5% of all IQs in this model.
The lowest 30% of the IQs are bounded by a z-score of -0.524, which corresponds to a value of 100 + (-0.524 * 15) = 92.64. This means that an IQ of 92.64 or lower is in the lowest 30% of all IQs in this model.
The middle 80% of the IQs are bounded by z-scores of -1.282 and 1.282, which correspond to values of 100 + (-1.282 * 15) = 80.77 and 100 + (1.282 * 15) = 119.23, respectively. This means that IQs falling between 80.77 and 119.23 are in the middle 80% of all IQs in this model.
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Based on the problem statement, state the height, radius, and Pi to substitute into the volume formula to calculate the volume of the cone. What is the approximate volume of a cone with a height of 10 inches and a radius of 3 inches?
Radius r=
in
Height h=
in
Pi=
Need this by 5:00 PM (CST) THANK YOU ALL!
From the given information provided, the approximate volume of the cone is 94.24777 cubic inches.
The volume of a cone can be calculated using the formula V = (1/3) × π × r² × h, where "r" is the radius of the base of the cone, "h" is the height of the cone, and "π" is the mathematical constant approximately equal to 3.14159.
Radius r= 3 inches
Height h= 10 inches
π = 3.14159
Using the formula for the volume of a cone, V = (1/3) × π × r² × h, we can substitute the given values to calculate the volume of the cone:
V = (1/3) × 3.14159 × 3² × 10
V ≈ 94.24777 cubic inches
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Given f(x) =x^2+3x-5 and g(x) =2x+1, find (f+g)(x).
Answer:
Step-by-step explanation:
Plug in the functions.
(x^2+3x-5) + (2x+1)
Then, combine like terms.
= x^2 + 5x -4
Write an algebra expression "the total weight of x bags of fertilizer when each bag weighs 50 pounds."
The algebraic expression for the total weight of x bags of fertilizer when each bag weighs 50 pounds is:
50x
In this expression, 50 represents the weight of each bag of fertilizer, and x represents the number of bags. When we multiply the weight of each bag by the number of bags, we get the total weight of all the bags of fertilizer.
The temperature in Austria one morning was -5 degrees celcius at eight o clock and increased by 2 degrees celcius every hour until twelve o clock . What will be the temperature be at half past eleven
The temperature at half past eleven would be 2 °C.
What is algebraic expression?In mathematics, an algebraic expression is an expression built up from constant algebraic numbers, variables, and the algebraic operations.
Given is that the temperature in Austria one morning was -5 degrees Celsius at eight o clock and increased by 2 degrees Celsius every hour until twelve o clock.
We can write the temperature variation as a function of hour {x} as -
T{x} = (- 5 + 2{x})°C
For half past eleven, we will have -
{x} = 3.5
So, we can write -
T{x} = (- 5 + 2 x 3.5)°C
T{x} = 2 °C
Therefore, the temperature at half past eleven would be 2 °C.
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Jon put a pie in the oven at 5:15 p.m. He took the pie out of the oven 35 minutes later. At what time did Jon take the pie out of the oven?
Answer: 5:50 PM
Step-by-step explanation:
5:15 PM + 0:35 minutes = 5:50 PM
what is 3 8 as a decimal
3/8 in a decimal, divide the denominator by the numerator to get 3/8 as a decimal 3/8 is 0.375.
We divide the numerator by the denominator to convert a fraction to a decimal number. This results in a decimal value because, when dividing, we add the decimal place and then add the necessary number of zeros to finish the division.
3/8
3[1/2 x 1/2 x 1/2]
3[0.5 x 0.5 x 0.5]
3 x 0.125
0.375
To convert a fraction to a decimal, all you have to do is divide the numerator by the denominator. We position the number over its place value when converting a decimal to a fraction.
Just dividing the numerator by the denominator is all that is required to convert a fraction to a decimal.
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how much is a bushel
In the United States, a bushel is legally defined as 2,150.42 cubic inches or approximately 35.24 liters. The weight of a bushel depends on the density of the item being measured.
For example, a bushel of wheat weighs approximately 60 pounds, a bushel of soybeans weighs approximately 60 pounds, and a bushel of apples weighs approximately 42 pounds.
A bushel is a unit of measurement used to quantify dry goods such as grains, fruits, and vegetables. The exact weight of a bushel can differ depending on the item being measured.
It is worth noting that the bushel is not a universal measurement, and other countries may use various standards for measuring dry goods.
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5. A picture of the sun has 12 identically matched points. Suppose you line up two suns directly
on top of each other. What is the least number of degrees that you can rotate the top sun so tha
the two suns are perfectly aligned again?
Answer: If there are 12 identically matched points on the picture of the sun, then the angle between any two adjacent points is 360/12 = 30 degrees.
When you line up two suns directly on top of each other, all of the matched points on the top sun will line up with the corresponding matched points on the bottom sun.
To find the least number of degrees that you can rotate the top sun so that the two suns are perfectly aligned again, you need to find the smallest angle that is a multiple of 30 degrees.
The smallest angle that is a multiple of 30 degrees is 360 degrees, which is equivalent to rotating the top sun all the way around once. Therefore, the least number of degrees that you can rotate the top sun so that the two suns are perfectly aligned again is 360 degrees.
Step-by-step explanation:
how many pattern blocks trapezoids would create 1 hexagon
Answer: 2 trapezoids
Step-by-step explanation: so 1 trapezoid has the same angles and edges as a hexagon, you get 2 and put them together 1 upside one one forward side up, it makes a hexagon
2
The given diagram shows the steps for constructing a line parallel to line AB and passing through point P, but an error has occurred in the construction.
second arc
F
(centered at P)
P
first arc
(centered at C) D-
A
O A.
1st
E
What needs to be corrected in the diagram to fix the error?
B
The second arc should be drawn centered at point D.
The third arc should be drawn centered at point F.
OB.
OC. The first arc should pass through point B.
OD. A fourth arc needs drawn so that it passes through point P.
A
P
E
2nd
third arc
(centered at D)
B
4
So the answer is: the first arc should pass through point B (not A). All other elements in the diagram appear to be correct.
What distinguishes a mathematical element?The elements or members of a set are the parts that make it up. To divide the components of a set, commas and two curly (idle) braces are typically employed. Capital letters are always used to print the set's name. The set "A" in this context consists of the letters v, w, x, y, and z.
Based on the given diagram and instructions, it appears that the error in the construction is that the first arc is centered at point C instead of point A. The correct procedure for constructing a line parallel to line AB and passing through point P is as follows:
1.Draw a line AB and mark point P not on line AB.
2.From point P, draw an arc that intersects line AB at points D and E.
3.Draw another arc, centered at point D, with the same radius as the first arc. This arc should intersect the first arc at point F.
4.Draw a line through point P and point F. This line is parallel to line AB and passes through point P.
So the answer is: the first arc should pass through point B (not A). All other elements in the diagram appear to be correct.
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The third arc should be drawn centred at F.
What is an arc?
In geometry, an arc is a curved segment of a circle or any curved line. It is a part of a curve that is bounded by two distinct endpoints and is characterized by its length, its curvature, and its central angle.
Constructing a parallel line to line AB and passing through point P.
To find:
The error occurred in the construction.
The procedure is,
The first arc must be drawn centred at C.
The second must be drawn centred at P.
Finally, the third arc must be drawn centred at F.
But here, the third arc is drawn centred at D. This is wrong.
The correct step is that the third arc must be centred at F.
Hence, The third arc should be drawn centred at F.
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PLEASE HELP URGENTLY! SEE SCREENSHOT
Answer:
t= -3r
Step-by-step explanation:
Question 15 The Six Sigma DMAIC approach is the best way to attack all problems and should be employed whenever possible, O True O False Next Previous
False. The Six Sigma DMAIC approach is best suited for number of problems and issues that require a systematic approach and have measurable results. It should not be employed for all problems as some may require a different approach.
The Six Sigma DMAIC (Define, Measure, Analyze, Improve, Control) approach is a systematic process that is used to identify and eliminate defects in processes, products, or services. This approach is best suited for problems and issues that have a structured approach, measurable results, and an opportunity for improvement. However, it should not be employed for all problems as some may require a different approach such as root-cause analysis or process mapping. Additionally, some number of problems may require creative solutions that cannot be addressed using the DMAIC approach. In these cases, alternative approaches such as brainstorming or design thinking should be employed.
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The graph linear function is shown on the coordinate grid what is the y-intercept of the graph of this function 4,8 -5 -7
The y-intercept of a linear function is the point at which the graph of the function crosses the y-axis. This point is represented by the coordinate (0, b), where b is the y-intercept.
In the given graph, we can see that the graph of the linear function crosses the y-axis at the point (0, -5). Therefore, the y-intercept of the graph of this function is -5.
To summarize, the y-intercept of the graph of this function is -5.
Answer: -5
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Write a function in terms of t that represents the situation.
A stock valued at $100 decreases in value by 9.5% each year.
Y=
Answer:
100-0.095x
Step-by-step explanation:
The function f(x)=3x+1 is shown above. Complete each of the following statements by dragging the best choice from the list at the bottom of the page. Some answers will remain the same after you have completed each statement.
1) r base number is 3.
2)This is an exponential growth function
3) the Y interception is (0,2)
4)The purple line in the graph is a Horizontal asymptote and it has an equation 1.
5)The domain of the function is all real numbers.
6) The range of the function is all the real numbers >1
What is exponential growth function ?
A process called exponential growth sees a rise in quantity over time. When a quantity's derivative, or instantaneous rate of change with respect to time, is proportionate to the quantity itself, this phenomenon takes place.
This is an exponential growth function so
Our base number is 3.
For statement 2 as explained, it is a growth function.
As far we get in X-axis higher is the value.
For statement 3 the Y interception is (0,2) as sowed below.
For statement 4 The purple line in the graph is a Horizontal asymptote and it has an equation 1.
For statement 5 The domain of the function is all real numbers.
For statement 6 The range of the function is all the real numbers >1. Because we do not include the asymptote.
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5. Find mWX
NOTES: #053
(11x - 3)
V
N
W
X
Y
(8x + 15)
mWX
=
Applying the inscribed angle theorem, the measure of arc WX is: 126°.
How to Apply the Inscribed Angle Theorem?An inscribed angle is an angle that is created by two chords intersecting on the outer edge of a circle.
If two inscribed angles are formed by the same arc, then they have the same degree measurement, according to the inscribed angle theorem. The theorem also states that the measure of the inscribed angle is half of the measure of the intercepted arc.
Angles WVX and WYX are inscribed angles that are subtended by the same arc WX. Therefore:
m<WVX = m<WYX
Substitute:
11x - 3 = 8x + 15
Solve for x:
11x - 8x = 3 + 15
3x = 18
3x/3 = 18/3
x = 6
m<WVX = 1/2(m(WX))
Substitute:
11x - 3 = 1/2(m(WX))
2(11x - 3) = m(WX)
22x - 6 = m(WX)
m(WX) = 22x - 6
Plug in the value of x:
m(WX) = 22(6) - 6
m(WX) = 126°
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what is limiting reactant calculator online
Limiting reagent calculator provides you the most reliable results in a fraction of seconds without any error that arises in the manual calculation.
A limiting reactant calculator online is a tool used to calculate the amount of reactant needed to produce a specific product. The calculator helps you determine the limiting reactant in a chemical reaction, which is the reactant that will be completely consumed in the reaction.
It does this by calculating the amount of reactant needed to produce the desired amount of product. Once the limiting reactant is known, the amount of excess reactant can be determined.
This calculator can be used to optimize chemical reactions, helping to maximize the amount of product produced while minimizing the amount of reactants used. This can help reduce costs and material waste.
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Danielle and David will run in a marathon. Danielle’s running pace is 7 miles per hour, and David’s is 4 miles per hour. If they both start at the same point, how many minutes should it take Danielle to be 12
mile ahead of David?
It should take Danielle 4 hours, or 240 minutes (since 1 hour = 60 minutes), to be 12 miles ahead of David.
What is the relative velocity?
Relative velocity is the velocityof an object or a person with respect to another object or person. It is the rate at which one object is moving with respect to another object. In other words, relative velocityis the speed at which an object is moving relative to a reference point.
To answer this question, we can use the formula:
time = distance / relative speed
Here, we need to find the time it takes for Danielle to be 12 miles ahead of David. Let's assume that t is the time in hours it takes for Danielle to be 12 miles ahead of David.
During this time, Danielle would have covered 12 more miles than David. Therefore, the distance between Danielle and David will be 12 miles.
Relative speed between them can be calculated by subtracting David's speed from Danielle's speed, since they are running in the same direction. So, relative speed will be:
relative speed = Danielle's speed - David's speed
= 7 - 4
= 3 miles per hour
Now, we can substitute the values of distance and relative speed in the formula to find the time it takes for Danielle to be 12 miles ahead of David:
time = distance / relative speed
= 12 miles / (3 miles per hour)
= 4 hours
Hence, it should take Danielle 4 hours, or 240 minutes (since 1 hour = 60 minutes), to be 12 miles ahead of David.
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Please help
3) Two systems of equations are shown below.
4x + 5y = -3
5x - 3y = -13
20x + 25y = -15
-20x+12y = C
To make the systems equivalent, what must be the value of C in
the second system?
A. 3
B. 13
C.52
D.15
Answer: the answer is C
Step-by-step explanation:
To make the systems equivalent, we need to multiply both sides of each equation in the first system by the same constant in order to get the corresponding equations in the second system.
If we multiply the first equation in the first system by 4, we get:
16x + 20y = -12
If we multiply the second equation in the first system by -4, we get:
-20x + 12y = 52
Comparing this to the second system, we see that the equation -20x + 12y = 52 matches the second equation in the second system. Therefore, the value of C in the second system must be 52.
So, the answer is C.
Which could be the function graphed below? on a coordinate plane, a curve opens down and to the right in quadrants 1 and 4. the curve starts on the y-axis in quadrant 4 and goes through the x-axis into quadrant 1. f (x) = startroot x endroot minus 2 f (x) = startroot x minus 3 endroot 1 f (x) = startroot 2x 4 endroot f (x) = startroot x 1 endroot 8
The function that can be graphed is option (d) f(x) = √(x + 1) + 8
Functions are commonly used in mathematics to describe relationships between variables.
To determine which of the four functions could be graphed, we first need to identify the curve's intercepts and asymptotes.
From the graph, we can identify the intercepts as (0,8) and (–3,0). The asymptotes are given by the equations x = 0 and y = 8. We can then use these points to compare the given functions and determine which one could be used to graph the curve.
Of the four functions, only f(x) = √(x + 1) + 8 fits the given description. This function has intercepts at (0,8) and (–3,0) and asymptotes at x = 0 and y = 8. Thus, f(x) = √(x + 1) + 8 is the function that could be graphed
Therefore, option (d) is right choice.
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Answer: D
Step-by-step explanation:
EDGE 2023
I’m giving 50 points if you give this answer (pls) I don’t know how to do this
Answer:
Step-by-step explanation:
I need help with this question. 20 points?
Answer:
Step-by-step explanation:
draw the front view, side view and the top view of the given figure.
To draw the different views of this figure we must simulate its rotation to see it from different angles. In the attached image are the different views.
How to draw the different views of this figure?To draw the different views of this figure we must take into account its shape. In this case we have a figure made up of four squares. Three of them are aligned and one of them is in the middle zone.
According to the above, to draw the views we must simulate rotations of this figure to establish its views. In the attached image are the views. In the top view you would only see two squares, in the front view you would see three squares and in the side view you would see all four squares.
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find a value of c that makes the following function continuous at x0. explain why the value of c works.
The value of c that makes the function, f(x) = x² , x ≠0 and c , x = 0, continuous at x=0 is equals to 3.
The condition for continuity of a function f(x) at x=a : limf(x) = f(a)
x→a
Before convincing the above condition, we have to examine that the limit is exit or not at x=a. To test the condition for existancy of a limit at x=a of a function
f(x), we have to fulfill the following condition: lim f(x) = lim f(x)
x→a⁻ x→a⁺
Sometimes to evaluate a limit, we get indeterminate forms such as 0/0 or ∞/∞. In those cases, we use L'Hospital's Rule.
Now, we have f(x) = x² , x ≠0 and c , x = 0.
limf(x) = lim x² + 3 = (0)² + 3 = 3
x→0 x→0
So, lim f(x) = 3. For f(x) to be continuous
x→0
lim f(x) = f(0) => c = 3. Thus, c will work as
x→0
we have provide function is continuous.
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Complete question:
Find a value of c that makes the following function continuous at x = 0, explain why the value of c works. f(x) = x² , x ≠0 and c , x = 0
PLS HURRY! Pre-calculus question in the screenshot. Thank you!
The percentages of executives receiving bonuses are given as follows:
2002: 15.44%.2003: 20.65%.How to find the numeric value of a function or of an expression?To find the numeric value of a function or of an expression, we replace each instance of the variable in the function or in the expression by the value at which we want to find the numeric value.
The function for the percentage of executives receiving bonuses in t years after 1998 is given as follows:
B(t) = 4.816(1.338)^t.
2002 is 2002 - 1998 = 4 years after 1998, hence the percentage is given as follows:
B(4) = 4.816(1.338)^4 = 15.44%.
The percentage for 2003 is then given as follows:
B(5) = 4.816(1.338)^5 = 20.65%.
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Hey circle has a diameter of 28 m what is the circumference use 3.14 for pie and do not round your answer be sure to include the unit in your answer 
Answer:
87.92 m
Step-by-step explanation:
Circumference = pi*diameter
3.14*28m = 87.92 m
(please help quickly!!) A vertical number line is given.
A vertical number line starting at negative 4.5 with tick marks every one-half unit up to positive 4.5. The value of 1.75 is labeled.
The change in the value of a stock was plotted on a number line in the image. If 0 represents the original cost, which of the following is true about the plotted value?
The stock is 1.75 greater than the original value, and the absolute value is 1.75.
The stock is −1.75 greater than the original value, and the absolute value is 1.75.
The stock is 1.75 less than the original value, and the absolute value is 1.75.
The stock is −1.75 less than the original value, and the absolute value is 1.75.
Answer:
Based on the given information, the value of the stock is 1.75 less than the original value since the plotted value is located 1.75 units to the left of the 0 mark. Therefore, the correct statement is: "The stock is 1.75 less than the original value, and the absolute value is 1.75."
What is a factor tree for 216?
The factor tree shows how 216 can be factored into its prime factors.
216 = [tex]2^3 \times 3^3[/tex]
In order to construct a factor tree for 216, we first identify any two of its components before further decomposing those factors into other factors until we arrive at the prime factorization. One potential factor tree for 216 is shown below:
216
/ \
6 36
/ \ / \
2 3 6 6
/ \ / \
1 3 2 3
Beginning with 216, we can see that it can be divided into two components of 6 and 36, making it divisible by 6. These factors are then further dissected until their prime factorizations are reached, which are:
6 = 2 x 3
36 = 2 x 2 x 3 x 3
We obtain the prime factorization of 216 by combining these prime factors:
216 = 2 x 2 x 2 x 3 x 3x 3
216 = [tex]2^3 \times 3^3[/tex].
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which expression is equal to 6 (3x+4) ?
Answer: 18x+24
Step-by-step explanation:
The ratio if the sides of two similar triangles 2:3. The area of the smaller is triangle 36cm2(squared). Find the area of the larger triangle?
The requried area of the larger triangle is 81 cm².
What is the triangle?The triangle is a geometric shape that includes 3 sides and the sum of the interior angle should not greater than 180°.
Here,
When two triangles are similar, the ratio of their corresponding sides is the same, and the ratio of their areas is equal to the square of this side ratio.
In this case, the ratio of the sides of the larger triangle to the sides of the smaller triangle is 3/2 (since it is given that the ratio of the sides is 2:3). Therefore, the ratio of the areas of the larger triangle to the area of the smaller triangle is (3/2)² = 9/4.
Given that the area of the smaller triangle is 36 cm^2, we can use the area ratio to find the area of the larger triangle:
Area of larger triangle = (9/4) × (Area of smaller triangle)
= (9/4) × 36 cm²
= 81 cm²
Therefore, the area of the larger triangle is 81 cm².
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