A two-sample t-test is the parametric counterpart of the Wilcoxon signed rank sum test for matched pairs

Managers of a discount retailer would use which of the following to access up-to-the-minute sales information obtained from the store's cash registers around the country in order to detect problems with products, promotions, and even the firm's

distribution system? A) a company intranet B) secondary data C) a prediction market D) market intelligence E) a convenience sample

Which of the following is NOT a public relations activity?

A) speech writing B) advice and counsel to management C) creative strategy D) sponsorships E) investor relations