Periodically, Merrill Lynch customers are asked to evaluate Merrill Lynch financial consultants and services (2000 Merrill Lynch Client Satisfaction Survey). Higher ratings on the client satisfaction survey indicate better service with 7 the maximum service rating. Independent samples of service ratings for two financial consultants are summarized here. Consultant A has 10 years of experience, whereas consultant B has 1 year of experience. Use a = .05 and test to see whether the consultant with more experience has the higher population mean service rating. Consultant A Consultant B n1 = 16 n2 = 10 X1 = 6.82 I 9 = 6.25 8 1 = 0.6 8 2 = 0.81 a. State the null and alternative hypotheses. Họ: 41 - 42 Select Ha: 41 - 42 Select b. Compute the value of the test statistic (to 2 decimals). c. What is the p-value? Use z-table. The p-value is Select d. What is your conclusion? Select

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