Ask question

Ask question

All categories

3 years ago

6

The distribution of the heights of students in a large class is roughly Normal. Moreover, the mean height is 68 inches, and appr

oximately 95% of the heights are between 62 and 74inches. Thus, the standard deviation of the height distribution is approximately equal to

1 answer:

Thepotemich [5.8K]3 years ago

3 0

Answer:

Probably equal to 6 or 7.

Step-by-step explanation:

You might be interested in

The sector of a circle with a 60 millimeters radius has a central angle measure of 30° . What is the exact area of the sector in

ASHA 777 [7]

R = 60
60^2 * pi = 3600 * pi
angle = 30°
3600pi / 30 = 120pi
the answer is 120 * pi

7 0

3 years ago

A BAKER USED 4 CUPS OF FLOUR TO MAKE 5 BEATLES OF COOKIES. HE USED ???? OF A CUP OF FLOUR TO MAKE 1 BATCH OF COOKIES

zepelin [54]

Answer:

Your answer will be 1.2 cups of flour

or

1 1/5

Step-by-step explanation: I hope this heled, if not let me know and I will get you a better answer! :)

5 0

3 years ago

Read 2 more answers

Help me out!! Will give brainless!!

Scorpion4ik [409]

Answer:

1800

Step-by-step explanation:

jdjdvdbdjhdbsndbdbdbd

6 0

3 years ago

Use the balanced scale to find the conversion factor that can be used to convert the number of blocks to the weight of the block

77julia77 [94]

Answer:

x = 2 1/4 or 2.25

Step-by-step explanation:

to start we can make an equation

9lbs = 4x

divide by 4

9/4 = x

x = 2.25 or 2 1/4

4 0

3 years ago

Evaluate: 9 + x/5 for x = 30 15 16 17 18

mart [117]

<u>Answer:</u>

$\bold{9+\frac{x}{5}=15}$

<u>Solution:</u>

Given: x=30

To solve: $9+\frac{x}{5}$

On substituting the value of x,

$9+\frac{30}{5}$

On dividing 30 and 5 we get,

$\Rightarrow 9+6 = 15$

So, the option is 15.

7 0

3 years ago