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The amount of time required to reach a customer service representative has a huge impact on...

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

Hotel 1

Hotel 2

Mean

2.95

2.01

Variance

2.952

3.579

Observations

20

20

df

38

t Stat

?

t Critical one-tail

1.686

t Critical two-tail

2.024

What is the value of the test statistic?

math   Statistics-And-Probability   
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Answer #1

Given that :- Hotell n,=20 Hotel 2 X w n2=20 ) (PL) P213 Y=2.01 2 X = 2.95 S = 2.952 shooby de S2 = 3.579 e dF=38 Test Statis

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