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 }}

Question

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 }} $

Quizplus · Accepted Answer

The researcher is testing if female MBA graduates have a significantly lower mean starting salary than male graduates, which corresponds to the alternative hypothesis that the mean salary for females is less than that for males.

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

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