SCENARIO 10-13
the Amount of Time Required to Reach a Customer

question 118

Multiple Choice

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. $$\begin{array}{l}\text { t-Test: Two-Sample Assuming Unequal Variances }\\\begin{array} { l r r } \hline & \text { Hotel 1 } & \text { Hotel 2 } \\\hline \text { Mean } & 2.214 & 2.0115 \\\text { Variance } & 2.951657 & 3.57855 \\\text { Observations } & 20 & 20 \\\text { Hypothesized Mean Difference } & 0 & \\\text { df } & 38 & \\\text { t Stat } & 0.354386 & \\\text { P } ( T < = t ) \text { one-tail } & 0.362504 & \\\text { t Critical one-tail } & 1.685953 & \\\text { P } ( \text { T } < \text { t) two-tail } & 0.725009 & \\\text { t Critical two-tail } & 2.024394 & \\\hline\end{array}\end{array}$$
-Referring to Scenario 10-13, suppose $\alpha$ = 0.05.Which of the following represents the result of the relevant hypothesis test?

• A)The alternative hypothesis is rejected.
• B)The null hypothesis is rejected.
• C)The null hypothesis is not rejected.
• D)Insufficient information exists on which to decide.

Analyze the shift of blue-collar ethnic voters to the Republican Party and its reasons.

Recognize the economic challenges faced by the United States in the mid to late 20th century.

Identify key figures and their roles in the political scene of the 1970s and 1980s.

Examine the impact of international events on U.S. foreign policy and domestic politics.

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Definitions:

Need for Power

A personality trait characterized by a desire to control or influence others, and a preference for being in leadership positions.

Need for Motivation

An internal force that propels individuals towards achieving their objectives, sustaining their effort in the face of obstacles.

Yerkes-Dodson Law

A theory suggesting there is an optimal level of arousal for performance, where too little or too much arousal can detrimentally affect task performance.

Levels of Arousal

Refers to the physiological and psychological state of being awake or reactive to stimuli.