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 surveyindicate 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, whereasconsultant 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 AConsultant BП1По-= 16= 10= 6.826.25х1S1= 0.7= 0,8a. State the null and alternative hypothesesНо: И1 - 12| SelectHa: 1 2Selectb. Compute the value of the test statistic (to 2 decimals)c. What is the p-value? Use z-table.The p-value isSelectd. What is your conclusion?Select

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Asked Nov 16, 2019
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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
П1
По-
= 16
= 10
= 6.82
6.25
х1
S1
= 0.7
= 0,8
a. State the null and alternative hypotheses
Но: И1 - 12| Select
Ha: 1 2Select
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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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 П1 По- = 16 = 10 = 6.82 6.25 х1 S1 = 0.7 = 0,8 a. State the null and alternative hypotheses Но: И1 - 12| Select Ha: 1 2Select 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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Expert Answer

Step 1

The provided data is,

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6.82,n 16, s 0.7 6.25,n, 10, s 0.8

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Step 2

(a) The null and alternative hypotheses are;

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Но: М — п, s0 Н, 0

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Step 3

(b) The value of the tes...

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(-) t=- п, п, (6.82-6.25) 0.7 0.82 + - 16 1.85 10

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