Compute the value of the test statistic. (to 2 decimals) What is the p-value?
Periodically, Merrill Lynch customers are asked to evaluate Merrill Lynch 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 0c = .05 and test to see whether the consultant with more experience has the higher population mean service rating. Round degrees of freedom to previous whole number.
Consultant A |
Consultant B |
n1 = 16 |
n2 = 10 |
x¯1 = 6.82 |
x¯2 = 6.25 |
s1 = .64 |
s2 = .75 |
Compute the value of the test statistic. (to 2 decimals)
What is the p-value?
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