Statistics Solutions

Solution: Science News reported that smoking boosts death risk for diabetics. The results of a follow-up study involving male and female diabetics who

Question: Science News reported that smoking boosts death risk for diabetics. The results of a follow-up study involving male and female diabetics who smoke are given below. Use = 0.05 and test the claim that there is a difference in the proportions of male and female diabetics who smoke. Report the p-value for the test.

Male diabetics Female diabetics
x 1 = 215 x 2 = 170
n 1 = 500 n 2 = 500
population proportion p 1 population proportion p 2

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