2. 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 and test to see whether the consultant with more experience has the higher population mean service rating. Consultant A n =16 6.82 Consultant B n 10 $1 .64 T. 6.25 $2.75 a) State the null and alternative hypotheses. b) Compute the value of the test statistic, using a degrees of freedom calculated to 16.9. c) What is the p-value? d) What is your conclusion?
2. 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 and test to see whether the consultant with more experience has the higher population mean service rating. Consultant A n =16 6.82 Consultant B n 10 $1 .64 T. 6.25 $2.75 a) State the null and alternative hypotheses. b) Compute the value of the test statistic, using a degrees of freedom calculated to 16.9. c) What is the p-value? d) What is your conclusion?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Please answers questions a through d. Thank you!
Transcribed Image Text:2. 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 and test to see whether the consultant
with more experience has the higher population mean service rating.
Consultant A
n =16
6.82
Consultant B
n 10
$1
.64
T. 6.25
$2.75
a) State the null and alternative hypotheses.
b) Compute the value of the test statistic, using a degrees of freedom calculated to 16.9.
c) What is the p-value?
d) What is your conclusion?
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