| The results of an annual Satisfaction Survey of policyholders who have had a claim with State Farm Insurance Company revealed a 80% satisfaction rate for claim service. | |||||||||||||||||
| To check the accuracy of this claim, a random sample of State Farm claimants was asked to rate whether they were satisfied with the quality of the service. | |||||||||||||||||
| (data worksheet: 1 = Satisfied and 2 = Unsatisfied) | |||||||||||||||||
| Can we infer that the satisfaction rate is greater than 80%? | |||||||||||||||||
| (Use a significance level of 0.05) | |||||||||||||||||
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