For each of the following: A. Identify the Parameter(s) and the distribution B. Identify the Ho and H1 C. Determine the type of test it will be (two tail, left tail, right tail) D. List the calculator test you could use to test the claim4. A local retailer claims That the mean waiting Time is less Than 8 minutes. A random sample of 20 waiting Times has a mean of 6.3 minutes with a standard deviation of 2.1 minutes. AT a = 001, Test The retailers claim. 5. In 2020, the mean for the number of pets owned per household was 1.9. A poll of 1023 households conducTed This year reported The mean for The number of peTs owned per household to be 1.8. Assuming a = 1.1, is There sufficient evidence to support the claim that the mean number of pets owned has changed since 2010 at The a =0.1 level of significance