Question
Asked Feb 9, 2020
6 views

Consider the data in the following frequency distribution. Assume the data represent a population.

Class Frequency
2-6 2
7-11 3
12-16 4
17-21 1

 For the above data compute the following.

a) The mean

b) Variance

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Expert Answer

Step 1

Given that,

Assume the data as a population:

class

frequency

2-6

2

7-11

3

12-16

4

17-21

1

Step 2

Statistics homework question answer, step 2, image 1

Step 3

Statistics homework question answer, step 3, image 1

...

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