2. It is widely believed that regular mammograms help reduce the amount of deaths due to breast cancer. Among 30,565 randomly selected women who had never had mammograms, 196 died of breast cancer, while 153 of 30,131 randomly selected women who had mammograms died of breast cancer. Is there evidence that the proportion of women who die from breast cancer is higher when they have never had a mammogram? Use a 5% level of significance. a. (2 points) State the null and alternative hypotheses Ho: H1: b. (2 points) What calculator test will you use? List the requirements that must be met to use this test, and indicate whether the conditions are met in this