1. Shoppers were asked where they do their regular grocery shopping. The table below shows the responses of the sampled shoppers. We are interested in determining if the proportions of females in the three categories are different from each other. Grocery Discount Membership Gender chain store warehouse Total Female 230 80 100 410 Male 80 50 60 190 Total 310 130 160 600 a. Provide the null and the alternative hypotheses. b. Determine the expected frequencies. c. Compute the sample proportions. d. Compute the critical values (CV). e. Give your conclusions by providing numerical reasoning