Mathematics, 13.05.2021 17:50 officialrogerfp3gf2s
Incidence rates of COPD (chronic obstructive pulmonary disease) from samples obtained from smokers and nonsmokers are given below.
Occurrence of Asthma
Smoker m = 925 x = 222
Nonsmoker n = 1055 y = 211
Find a 95% confidence interval for the difference in COPD incidence rates between smokers and nonsmokers. Find the upper bound of the confidence interval (round off to first decimal place).
Answers: 2
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Incidence rates of COPD (chronic obstructive pulmonary disease) from samples obtained from smokers a...
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