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The type of household for the U.S. population and for a random sample of 411 households...

The type of household for the U.S. population and for a random sample of 411 households from a community in Montana are shown below.

Type of Household Percent of U.S.
Households		 Observed Number
of Households in
the Community
Married with children 26%         94            
Married, no children 29%         125            
Single parent 9%         32            
One person 25%         93            
Other (e.g., roommates, siblings) 11%         67         

(b) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to two decimal places. Round the test statistic to three decimal places.)

(c) Find or estimate the P-value of the sample test statistic. (Round your answer to three decimal places.)

Math   Statistics-And-Probability   
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