A researcher aims to investigate if hospital A has a higher survival rates than hospital B when it comes to heart transplants? Test at the .02 significance level. Hospital A: 820 survived; sample size = 1000 Hospital B: 420 survived; sample size = 600 a) What are the null and alternative hypotheses? b) Draw the picture of the distribution of the test statistic. Include region (s) of rejection and non- rejection. c) What is the critical value of the test statistic? Page | 3 d) What is the calculated (computed) value of the test statistic? e) State the decision rule and what is your conclusion?