The USCensus Bureau (Annual Social & Economic Supplement)collects Demographics Concerning the the Number

Multiple Choice

The U.S.Census Bureau (Annual Social & Economic Supplement) collects demographics concerning the number of people in families per household.Assume the distribution of the number of people per household is shown in the following table: Compute the variance and standard deviation of the number of people in families per household.

A) Variance=1.6499,standard deviation=1.2845
B) Variance=1.2845,standard deviation=1.6499
C) Variance=6.7182,standard deviation=2.5919
D) Variance=2.5919,standard deviation=6.7182