TABLE 10-2
a Researcher Randomly Sampled 30 Graduates of an MBA

question 156

Multiple Choice

TABLE 10-2
A researcher randomly sampled 30 graduates of an MBA program and recorded data concerning their starting salaries. Of primary interest to the researcher was the effect of gender on starting salaries. Analysis of the mean salaries of the females and males in the sample is given below.



-Referring to Table 10-2, the researcher was attempting to show statistically that the female MBA graduates have a significantly lower mean starting salary than the male MBA graduates. According to the test run, which of the following is an appropriate alternative hypothesis?

• A) \( H_{1}: \mu_{\text {females }}=\mu_{\text {males }} \)
• B) \( H_{1}: \mu_{\text {females }} \neq \mu_{\text {males }} \)
• C) \( H_{1}: \mu_{\text {females }}>\mu_{\text {males }} \)
• D) \( H_{1}: \mu_{\text {females }}<\mu_{\text {males }} \)

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