Quit smoking: In a survey of 444 HIV-positive smokers, 189 reported that they ha

Question

Quit smoking: In a survey of 444 HIV-positive smokers, 189 reported that they had used a nicotine patch to try to quit smoking. Can you conclude that less than half of HIV-positive smokers have used a nicotine patch? Use the ?= 0.10 level of significance and the P-value method with the TI-84 Plus calculator. Part 1 of 4 (a) State the appropriate null and alternate hypotheses. ??: E-0.5 HP0.5 This hypothesis test is a test Part: 1/4 Part 2 of 4 (b) Compute the P-value. Round the answer to at least four decimal places. P-value- Submit Assignment Next Part

Explanation / Answer

Since the alternative hypothesis is left tailed.

so This hypothesis test is left-tailed(one tailed) test.

(b) The p-value is p = 0.0009. (Using normalcdf() function on TI-84 plus)

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