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A survey asked a group of people the size of their households. The results are shown in the frequency distribution. 

 

 

 

What is the mean of the frequency distribution? Round your answer to the nearest tenth.

 

 

 

Household size 1 2 3 4 5

f 2 4 6 5 2

 

 

 

 

 

A. 3.8

 

 

B. 11.6

 

 

C. 3.1

 

 

D. 3

 Aug 10, 2020
 #1
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Just add up the 5 numbers in "frequency distribution" and divide the answer by 5. And that is it !.

 Aug 10, 2020

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