Darby's employer, holden inc., has a policy that permits any employee who works as late as 8: 00 p. m. to eat dinner at company expense. she is in the habit of staying until 8: 00 p. m. every night, whether her workload requires it. she orders enough food for dinner, with leftovers for lunch the next day. she has managed to cut her grocery bill to virtually nothing. sometimes she invites her boyfriend to join her for dinner. she knows that the other employees are doing it, too. is darby doing anything wrong?

Alarge university wanted to study the relationship between completing an internship during college and students' future earning potential. prom the same graduating class, they selected a random sample of 80 students who completed an internship and 100 students who did not complete an internship and examined their salaries five years after graduation. they found that there was a statistically higher mean salary for the internship group than for the noninternship group. which of the following interpretations is the most appropriate? a. there could be a confounding variable, such as student major, that explains the difference in mean salary between the internship and no internship groups. b. we cannot infer anything from these data since the distribution of salaries is likely right skewed. c. you cannot draw any valid conclusions because the sample sizes are different. d. more students should complete internships because having an internship produces a higher salary.