0151
A set of philosophy exam scores are normally distributed with a mean of 40 points and a standard deviation of 3
points. Ludwig got a score of 47.5 points on the exam.
What proportion of exam scores are higher than Ludwig's score?
You may round your answer to four decimal places.
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Answers

Answer 1

Answer:

0.0062

Step-by-step explanation:

Answer 2

Answer:

.0062

Step-by-step explanation:

Khan


Related Questions

what is the table of values for y=x+2

Answers

Answer:

x        y

-2       0

0       2

Slope: 1

y-intercept = 2 ( 0, 2 )

Hope this helped!

Have a supercalifragilisticexpialidocious day!

The graph below shows a transformation of the shaded rectangle onto the unshaded rectangle. On a coordinate plane, a shaded rectangle is larger than the unshaded rectangle. Keesha says the transformation is a translation, but Teagan says that the transformation is a dilation. Which statement about the transformation is true? Keesha is correct because the shaded rectangle is moved vertically to make the unshaded rectangle. Keesha is correct because the shaded rectangle is flipped across a horizontal line. Teagan is correct because the unshaded rectangle is smaller than the shaded rectangle. Teagan is correct because the unshaded rectangle is turned in a clockwise direction.

Answers

Answer:

C.) Teagan is correct because the unshaded rectangle is smaller than the shaded rectangle.

Step-by-step explanation:

Teagan is correct because the unshaded rectangle is smaller than the shaded rectangle.

What is a Shaded area in a graph?

In a graph showing an inequality system, shading above and below denote larger than and less than, respectively. The region's boundary should also be taken into consideration; a solid line denotes equality, while a dashed line denotes non-equality.

In geometry, a function known as translation is one that simply moves an object a predetermined distance without changing it in any way. The object must be moved with each point traveling the same distance and in the same direction. While dilation is a transformation that results in a smaller version of the original thing. A scale factor and a set location in the plane known as the center of the dilatation are needed.

So, when comparing the two shapes, dilation is the transformation. Because the unshaded rectangle is smaller than the shaded area, Teagan is correct.

Learn more about graphs here:

https://brainly.com/question/23680294

#SPJ6

Help please help i need it

Answers

Answer:

C x=27 and angle B = 68 degrees

Step-by-step explanation:

because 27 x 2 = 54 and 54 + 14 is 68 degrees

Answer:

X is 27

Step-by-step explanation:

find the coordinates of the midpoint of AB given A (2,3) and B (4, -2)

Answers

Answer:

(3, 1/2)

Step-by-step explanation:

The x-coordinate of the midpoint of AB is the arithmetic mean of 2 and 4, which comes out to 3.  The y-coordinate of the midpoint of AB is the arithmetic mean of 3 and -2, which comes out to 1/2.

Thus the midpoint of AB is (3, 1/2).

Can you please help me?

Answers

Answer:

∠ BAC ≈ 67.4°

Step-by-step explanation:

Using the sine ratio in the right triangle.

sinA = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{BC}{AB}[/tex] = [tex]\frac{12}{13}[/tex] , then

∠ A = [tex]sin^{-1}[/tex] ([tex]\frac{12}{13}[/tex] ) ≈ 67.4° ( to 1 dec. place )

please help is this a function or not​

Answers

Answer:

no it is not

Step-by-step explanation:

Answer:

No

Step-by-step explanation:

Because if you draw a vertical line anywhere it should not intersect the graph more than once if is a function

I might sound really dum I forgot what shape this is someone please tell me ​

Answers

Answer:

trapezoid

Step-by-step explanation:

its okay i had to look it up to make sure i was right lol

Can i have brianliet plz

Find the area of a circle with a diameter of 2 feet use 3.14 use pi Also please say all the. steps if you can​

Answers

Given:

Diameter of a circle = 2 feet

To find:

The area of a circle.

Solution:

We know that, area of a circle is

[tex]A=\pi r^2[/tex]

Where, r is the radius of the circle.

Diameter of a circle = 2 feet

So, radius of the circle = [tex]\dfrac{2}{2}=1[/tex] feet

Putting r=1 and [tex]\pi=3.14[/tex] in the above formula, we get

[tex]A=(3.14)(1)^2[/tex]

[tex]A=(3.14)(1)[/tex]

[tex]A=3.14[/tex]

Therefore, the area of the circle is 3.14 sq. feet.

WILL GIVE BRAINLIEST!

Answers

Answer:

x<-60

Step-by-step explanation:

just used photomath

Answer:

x<-60

work:

(-10) x/-10 > 6 (-10)

x< -60 flip sign because multiply by negative number

hope this helps :)

Solve like this pls ————>

Answers

Answer:

7 - 3 = 4

1 - (-12) = 13

9 + 11 = 20

7 - (-4) = 28

6 × (-3) = -18

(-8) × 9 = -72

5 + (-8) = -40

(-13) -2 = -26

(-13) + (-5) = 65

(-15) × -1 = 16

(-11) -12 = 132

(-9) × 3 = -27

14 + 8 = 22

60 ÷ (-4) = -15

(-4) + (-14) = -18

20 ÷ 5 = 4

(-12) + 8 = -96

6 + 11 = 17

(-14) × 7 = -98

(-12) - 15 = 180

12 × 13 = 156

what is the equation for (0,3) and (1,1)

Answers

Y=-2x+3 is the answer.

There are 36 carpenters working on a new office building. On a certain day, 30 were present. What percent showed up for work?

Answers

83.33 percent of workers showed up
88.83 present hope this helps!

Given constants a and b such that x2 + ax + b has factors (x + 7) and (x + 2) what is a?​

Answers

Answer:

a=9 , b=14

Step-by-step explanation:

Just do the operation (x+7)(x+2)

x(x)+x(2)+7(x)+7(2)

x^2+2x+7x+14

x^2+9x+14

So a=9 and b=14

I need help ASAP do anybody know how to do this??

Answers

Answer:

f(0)=9

Step-by-step explanation:

All you do is plug in x=0 into the function.

In this case:

f(x)=10^x+8

f(0)=10^0+8

f(0)=1+8

f(0)=9

Therefore, f(0)=9

Answer:

9

Step-by-step explanation:

You put 0 for x

10^0=1, so 1 +8 is 9

Which is NOT true about a direct proportion?
A. Its graph must be linear
B. Its graph must have a constant slope
C. Its graph must go through tbe origin
D. Its graph must have a slope of 0​

Answers

Answer:

option B. It's graph must-have a constant slope ; is not true about a direct proportion


Can the sides of a triangle have lengths 8.6, 6.6, and 3.3?
yes
no

Answers

Answer:

Yes

Step-by-step explanation:

The Triangle Inequality Theorem states that the sum of the lengths of any 2 sides of a triangle must exceed the length of the third side.

8.6+6.6>3.3 is true

6.6+3.3>8.6 is true

3.3+8.6>6.6 is true

8
Josh and Lucy share some money.
Josh receives 4/5 of the money.
In what ratio did they share the money? *
(1 Point)
4:9
4:1
1:4
4:5

Answers

Answer:

4:1

Step-by-step explanation:

When converting between ratios and fractions, the denominator of the fraction is always the sum of all the numbers in a ratio. So you can eliminate the first (4:9) and last (4:5) answers because 4+9 and 4+5 do not add up to 5.

That leaves you with the middle two answers. Honestly, it could also be 1:4 but since the question talks about Josh receiving the money, the ratio would be 4 parts for him and 1 for Lucy, so 4:1 is probably the correct option

What is the equation of the line in slope-intercept form?

Answers

Step-by-step explanation:

x= 0 y= 5

y=mx+b

5=b

x= -3 y= -4

-4= -3m +5

-3m = -9

m= 3

y= 3x +5

Please help again i need help with mathhhhh

Answers

Answer:

3x+3=12

Step-by-step explanation:

The other three are true when x=2

3x+3 is true when x=3

Find the equation of the line

Answers

Given:

The graph of a line.

To find:

The equation of the line.

Solution:

From the given graph it is clear that the line passes through the points (0,-2) and (4,1). So, the equation of the line is

[tex]y-y_1=\dfrac{y_2-y_1}{x_2-x_1}(x-x_1)[/tex]

[tex]y-(-2)=\dfrac{1-(-2)}{4-0}(x-0)[/tex]

[tex]y+2=\dfrac{1+2}{4}(x)[/tex]

Subtracting 2 from both sides, we get

[tex]y=\dfrac{3}{4}x-2[/tex]

Therefore, the equation of given line is [tex]y=\dfrac{3}{4}x-2[/tex].

The owner of two hotels is ordering towels. He bought 20 hand towels and 76 bath towels for his hotel in Hillsdale, spending a total of $764. He also ordered 75 hand towels and 35 bath towels for his hotel in Lanberry, spending $615. How much does each towel cost? A hand towel costs $ , and a bath towel costs $​

Answers

Answer:

hand towel = $4

bath towel = $9

Step-by-step explanation:

hotel 1: 20h +76b = $764

hotel 2: 75h + 35b = $615 ----> b = (615 - 75h)/35

plug equation of hotel 2 into equation of hotel 1

20h + 76[ (615 - 75h)/35]

solve to get h =$4

then plug that number into b = (615 - 75h)/35

b = (615 - 75x4)/35

b = 9

how do you solve this problem step by step
y=x+3
y=x-1

Answers

Step-by-step explanation:

since they have the Same slop (1) and different y-intercepts then they're parallel and there isn't a solution for this.

set them like an equation: x+3=x-1
then cancel the equal terms on both sides of the equation which would end you up with: 3= -1, after that your answer would be no solution since there’s no terms in order to get you an answer.

pls help with my geometry!!

Answers

Answer: 1: 45

Hope this helps!

A 45-45-90 triangle is half of a square.
O True
O False

Answers

Answer:

true

Step-by-step explanation:

Answer:

true

Step-by-step explanation:

its true

PLEASE HELP AND EXPLAIN YOUR THINKING!!!

Answers

Answer:

Lucas

Step-by-step explanation:

Katie's response would mean that no matter how many ants there are, there will only always be 6 legs, which is incorrect.

Lucas's response would mean that the number of ants would equal the total number of legs divided by 6, which is correct.

one half plus two fifths

Answers

9/10 or 0.9

Make a common denominator and add

If Susie paid $614 in taxes on gross income of $3,038 what percent of her gross pay is being taken out in taxes

Answers

Answer:

the  percentage of her gross pay taken out in taxes is 20.21%

Step-by-step explanation:

The computation of the percentage of her gross pay taken out in taxes is as follows:

Given that

Tax paid = $614

And, the gross income is $3,038

So, the percentage is

= $614 ÷ $3,038 × 100

= 20.21%

Hence, the  percentage of her gross pay taken out in taxes is 20.21%

Can you please just do number 6 thats the only one I need.

Answers

Answer:

it is C.

Step-by-step explanation:

Can’t see the pic
..............

Find the perimeter
12 in
6.5 in
6.5 in
12 in

Answers

Answer:

The perimeter is 37 inches (3 ft. 1 in.)

Step-by-step explanation:

24 + 13 = 37

12 x 2 = 24

6.5 x 2 = 13

Find the product of (x + 5)^2

Answers

Answer:

x^2 + 10x + 25.

Step-by-step explanation:

When you have questions like these, where there is an (x + something)^2,

you just need to put it into this form:

x^2 + ____x + ____.

For the first blank, add 5 + 5 in this case.

For the second blank, multiply 5 * 5.

5 + 5 = 10.

5 * 5 = 25.

So the final answer is:

x^2 + 10x + 25.

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