Instructions: Pat is the manager of a real estate group that is part of a larger real estate company. Here are the total number of home sales from 2018 for all the agents at the entire company. 4, 5, 10, 4, 6, 7, 9, 11, 3, 4, 8, 9, 2, 4, 3, 12, 4, 5, 6, 3,8, 9,8, 7, 10,4, 5, 7,8, 6. Pat wants to know if her own real estate group, which has 4 agents (the sample, in this case), has sold more homes than the rest of the company (the population). Your job is to tell me if these four agents (agents A, B, C, and D) differ in number of home sales from the population (the entire company). Remember that you need to calculate the population standard deviation first! Aent Number of homes sold in 2018 Your job is to determine if this sample (The average of agents A, B, C, and D) differ significantly from what you would expect given the population (the rest of the company). 1. State the null and alternative hypotheses 2. Tell me your level of risk 3. Determine the best statistical test to use