The US Census Bureau Collected Data on Family Composition and Found

question 40

Multiple Choice

The US Census Bureau collected data on family composition and found that samples from different parts of the country gave very different results for the mean number of family members living in households. If all of the data were combined to one data set,

• A) the standard deviation of number of family members would probably be very small.
• B) the standard deviation of number of family members would probably be relatively high.
• C) the interquartile range would be small.
• D) the median would equal the mean.

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