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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

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

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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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 n 2 = 10 x1 = 6.82 X 9 - 6.25 Co 8 1 = 0.6 8 2 = 0.81 a. State the null and alternative hypotheses. Ho: 41 - 42 Select Hạ: 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
Transcribed Image Text: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 n 2 = 10 x1 = 6.82 X 9 - 6.25 Co 8 1 = 0.6 8 2 = 0.81 a. State the null and alternative hypotheses. Ho: 41 - 42 Select Hạ: 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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