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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?

a survey asked a group of people the size of their households. the results are shown-example-1

1 Answer

5 votes

we have the following:


m=(f_1+f_2+f_3+f_4+f_5)/(5)

replacing:


\begin{gathered} m=(4+12+6+2+1)/(5) \\ m=(25)/(5) \\ m=5 \end{gathered}

therefore, the mean is 5

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