Oral-b now has a toothbrush that can connect to your smartphone to provide real-time feedback on your brushing. this is an example of a(n) force that could impact other industries.

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.

Which of the following will not cause the consumption schedule to shift? a) a sharp increase in the amount of wealth held by households b) a change in consumer incomes c) the expectation of a recession d) a growing expectation that consumer durables will be in short supply

Arguments made against free trade include all of the following exceptdumping is an unfair trade practice that puts domestic producers of substitute goods at a disadvantage that they should be protected against. national defense considerations justify producing certain goods domestically whether the country has a comparative advantage in their production or not. free trade is inflationary and should be restricted in the domestic interest. if foreign governments subsidize their exports, foreign firms that export are given an unfair advantage that domestic producers should be protected against. infant industries should be protected from free trade so that they may have time to develop and compete on an even basis with older, more established foreign industries.