Question: The following data represent the smoking status from a random sample of 1054 U.S. residents 18 years or older by level of education. (a) Test

The following data represent the smoking status from a random sample of 1054 U.S. residents 18 years or older by level of education.

(a) Test whether smoking status and level of education are independent at the Î± = 0.05 level of significance.
(b) Construct a conditional distribution of smoking status by number of years of education, and draw a bar graph. Does this evidence support your conclusion in part (a)?

Smoking Status Number of Years of Education Current Former Never

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a The expected counts are calculated as for the first cell and so on giving the following table Year... View full answer

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