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Referring to Scenario 10-14, what is the value of the test statistic SCENARIO 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 difference in the mean amounts of time required to reach a customer service representative betwed two hotels. Assume that the population variances in the amount of time for the two hotels are not equal. -Test Two-Sample Assuming Unequ Hotel 2 Mean Variance 2 951657 20 20115 3 57855 20 Hypothesized Mean Dfference df t Stat P(Test) one-tal t Critical one-tail 38 0.354386 0362504 1.685953 0 725009 2 024394 Critical two-tail et Minimized View 0.2025 0.3544 2.0115 2.2140 201
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For the too sample t test Hypothesis test stetistics 2 or given cmompb Yi = 2-214 , S2 2-951657. 2-0115ノ s2357655 ane-351657+19 C 3-53 65S) (2o+20-2) 124-074 36 36 265/ .) Corn bine variance test statistics O-2o25 .265 3-265/ 6-202S Y0.3265 0 5714p I 0-35 433s4,

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