Protectionism refers to countries imposing tariffs, taxes, and regulations on firms outside the country to favor their own companies and people

In the Mann-Whitney U test, two samples are combined and the cases are ranked in order of increasing size. The test statistic, U, is computed as the number of times a score from sample 1 or group 1 follows a score from group 2

Indicate whether the statement is true or false

Description buying is most appropriate for _____

a. breakable, perishable, or expensive items b. standardized, nonbreakable, and nonperishable merchandise c. jewelry and art works d. nonstandardized, breakable, and perishable merchandise