patient numberTreatmentControl16.96.427.66.737.35.447.68.256.85.367.26.6785.885.55.795.86.2107.37.1118.27126.96.9136.85.6145.74.2158.66.8a.What type of test you will use to assess the effects of drug A?
b.Perform the test and make your conclusion. (Use two sided test and both critical value method and p-value method)
c.Construct the 95% confidence interval for mean difference.
Question 4 (Use both SPSS and by hand):Cigarette smoking has important health consequences and is positively associated with heart and lung diseases. Less well known are the consequences of quitting smoking. One study enrolled a group of 10 nurses, ages 50-54 years, who had smoked at least 1 pack per day and quit for at least 6 years. The nurses reported their weight before and 6 years after quitting smoking. The BMI of the 10 women beforeand after 6 years are given at the table:a.Perform a test to assess the mean BMI changes among heavy-smoking women 6 years after quitting smoking.b.Critical Value: 2.262c.We are outside of critical value range, so we reject null hypothesis d.Perform a test to assess whether the mean changes in BMI over 6 years is different between women who quit smoking and women who had never smoked.e.