A survey recorded the number of children 18 years old or younger who lived in 200 households.
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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a b 2875 1135 2 1260 88 ...View the full answer
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