(Answered) For samples of male and female students a z test was

Statistics

For samples of male and female students, a z test was carried out to compare proportions who were smokers.

2287_compare proportions who were smokers.png

a. Is the z statistic large, not large, or borderline?

b. Is the P-value small, not small, or borderline?

c. Do we conclude there was a significant difference between proportions smoking for males versus females?

d. Explain how the interval is consistent with the results of the z test.

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