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TABLE 10-14 The Amount of Time Required to Reach a Customer Service

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TABLE 10-14
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.
TABLE 10-14 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.    -Referring to Table 10-14, what is(are)  the critical value(s)  of the relevant hypothesis test if the level of significance is 0.10? A)  1.6860 B)  ±1.6860 C)  2.0244 D)  ±2.0244
-Referring to Table 10-14, what is(are) the critical value(s) of the relevant hypothesis test if the level of significance is 0.10?


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