In one of the cases in the textbook, swainler's technology discovered that someone had stolen 1,400 hard drives from its computer warehouse. in order to collect on its theft insurance policy, the company had to show that the theft was an outside job. before the insurance company paid swainler's claim, it hired an independent investigator, who ultimately found that the hard drives were stolen and sold by swainler's marketing manager, frederic boucher. how did the investigator identify boucher's involvement?

a. boucher's ex-wife found out and contacted swainler's board of directors.
b. a former employee of swainler's went to work for a competitor and told his manager about boucher's involvement.
c. the investigator found telephone calls made by boucher to a warehouse where some of the stolen drives had been traced.
d. investigators found a large cash deposit in boucher's bank account around the time that the drives went missing.

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.

In june 2009, at the trough of the great recession, the bureau of labor statistics announced that of all adult americans, 140,196,000 were employed, 14,729,000 were unemployed and 80,729,000 were not in the labor force. use this information to calculate: a. the adult population b. the labor force c. the labor-force participation rate d. the unemployment rate

After jeff bezos read about how the internet was growing by 2,000 percent a month, he set out to use the internet as a new distribution channel and founded amazon, which is now the world's largest online retailer. this is clearly an example of a(n)a. firm that uses closed innovation. b. entrepreneur who commercialized invention into an innovation. c. business that entered the industry during its maturity stage. d. exception to the long tail business model