Question

A survey recorded the number of children 18 years old or younger who lived in 200 households. The following table shows the results:
Number of Children Number of Families
0 ............. 88
1 ............. 40
2 ............. 42
3 ............. 20
4 ............. 7
5 ............. 3
a. Determine the mean number of children per household.
b. Determine the standard deviation for the number of children per household.


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  • CreatedJuly 17, 2015
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