(Answered) Some results of a study comparing the smoking habits of

Statistics

Some results of a study comparing the smoking habits of adult male and female populations are given below.

Sample Size:

Male 200

Female 200

Number of Smokers

Male 61

Female 51

(a) Test at a = 0.01 if there is a significant difference in the proportion of male and female smokers in the population.

(b) Conduct the test in (a) using an appropriate confidence interval.

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