give null and alternative hypothesis and solve

1. You are tasked with determining if insurance appraisers of auto accidents assess the costs of repairs equally. You have a gut feeling that some of the appraisers who work for you are assessing at a higher cost than others. You decide to conduct a survey to determine if your assumption is correct. You have a car lot where wrecked vehicles are stored for repair or use as parts pull it] random vehicles to use in your study. lr'ou randomly select E of your appraisers to assess the damage for each vehicle and provide you with an estimated repair cost for all 113 vehicles. Assume normality. Show all work. Appraiser 1 Appraiser E