Alarge automobile insurance company selected samples of single and married male policyholdersand recorded the number who made an insurance claim over the preceding threeyearperiod.Single Policyholders Married Policyholdersn1 400 n2 900Number making claims 76 Number making claims 90a. Use a .05. Test to determine whether the claim rates differ between single and marriedmale policyholders.b. Provide a 95% confidence interval for the difference between the proportions for thetwo populations.
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