Question

(b) A Health Authority believes that the rate of smoking among adults in its region is above the national average of 36%. It commissions a random survey of 1,200 adults and finds that the number of smokers in this sample is 395. They wish to test their belief. i. Clearly state an appropriate null and alternative hypothesis. 4 marks] ii. Perform the hypothesis test at the significance level α-05. Find also [8 marks) 5 marks] the p-value of the test. ii. State your conclusions.

Answer 1

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