Suppose you have quarterly time series data on air bnb beach house rentals on Lake Eerie (in real dollars per square foot) and retail clothing sales. You have been told the two are highly correlated. Specify a model that accounts for seasonal and time trends. What seasonal and time trends would you expect to encounter in the variables

Which is the correct expansion of the term internet? a. internetwork b. institutional network c. instructional network d. international network

If temper company, a manufacturer of mattresses, was considering moving its production facilities to china but decided against it because the additional costs of shipping the mattresses back to the u. s. would offset the cost savings associated with moving the production facilities, the increased costs associated with shipping would be an example ofanswers: learning-curve economies. diseconomies of scale. economies of scale. competitive advantages.

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.