SCENARIO 10-13
The amount of time required to reach a customer service representative has a huge impact on customer satisfaction.Below is the Excel output from a study to see whether there is evidence of a difference in the mean amounts of time required to reach a customer service representative between two hotels.Assume that the population variances in the amount of time for the two hotels are not equal.
t-Test: Two-Sample Assuming Unequal Variances
Two-Sample Tests 10-41
-Referring to Scenario 10-13,what is the standardized value of the estimate of the mean of the sampling distribution for the difference between sample means?
A) 0.2025
B) 0.3544
C) 2.0115
D) 2.2140
Correct Answer:
Verified
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