# Question

According to the U.S. Census Bureau publication Demographic Profiles, a relative-frequency distribution of the U.S. resident population by region in 2000 was as follows.

A simple random sample of this year's U.S. residents gave the following frequency distribution.

a. Identity the population and variable under consideration here.

b. At the 5% significance level, do the data provide sufficient evidence to conclude that this year's resident population distribution by region has changed from the 2000 distribution?

A simple random sample of this year's U.S. residents gave the following frequency distribution.

a. Identity the population and variable under consideration here.

b. At the 5% significance level, do the data provide sufficient evidence to conclude that this year's resident population distribution by region has changed from the 2000 distribution?

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