I don't know how to solve questions 1-4 if help can be given

4. The auto insurance agent claims that, on the average, the number of cars stolen in the Bronx (population 1) is greater than the number in Manhattan (population 2). A NY state assemblyman obtained the following data on car thefts from NYC police records. The number of cars stolen each month for the last 11 months in the two boroughs are as follows. Bronx 16 20 18 17 2 17 19 20 13 15 Manhattan 15 18 14 16 17 15 14 16 18 13 12 (a) (2 points) State the null hypothesis and alternative hypothesis (b) (2 points) Is the test statistic you use a pooled t-test or split t-test? Justify your answer. (c) (2 points) Find the test statistic (d) (2 points) If the type-I error a = 0.1, find the critical value(s) and shade the rejection region(s) (e) (2 points) Base on the type-I error a and rejection region(s), given above, what is your conclu sion (Do not use p-value to support your conclusion)