An insurance agent has claimed that the average age of policyholders who insure through him is less than the average for all agents, which is 35 years. A random sample of 40 policyholders who have insured through him gave an average of 32 years with a standard error of 2 years. Using a at 5 percent level of significance, ascertain whether the insurance agent's claim is justifiable.
An insurance agent has claimed that the average age of policyholders who insure through him is less than the average for all agents, which is 35 years. A random sample of 40 policyholders who have insured through him gave an average of 32 years with a standard error of 2 years. Using a at 5 percent level of significance, ascertain whether the insurance agent's claim is justifiable.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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