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Periodically, customers of a financial services company are asked to evaluate the company's financial consultants and services. Higher ratings on the client satisfaction survey indicate
Periodically, customers of a financial services company are asked to evaluate the company's financial consultants and services. 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 = 0.05 and test to see whether the consultant with more experience has the higher population mean service rating. Consultant A Consultant B n1 = 16 n, = 10 x1 = 6.84 * 2 = 6.28 $1 = 0.66 $2 = 0.75 (a) State the null and alternative hypotheses. O Ho: H1 - H2so Hai M 1 - H2 = 0 OH: H 1 - Hz > 0 Ha: H 1 - H2 SO OH: H - H2so Hai M 1 - H 2 > 0 O Ho: H1 - 12 = 0 Ha: H1 - 12 0 O Ho: H1 - Hz = 0 Hai M1 - H2 = 0 (b) Compute the value of the test statistic. (Round your answer to three decimal places.) 1.885 X (c) What is the p-value? (Round your answer to four decimal places.) p-value = .05 X
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