Which of the following illustrate examples of marketing?
a. Taco Bell offering value menus to its customers.
b. The U.S. Postal Service exchanges postal services for stamp/mailing fees.
c. The Red Cross exchanges its services by caring for unfortunate people after a Hurricane for donations from citizens.
d. Southwest Airlines offering lower priced fares to its customers than Delta Airlines
e. All of the above illustrate examples of marketing.
Question 2
Which of the following statements about the Pearson chi-square test of independence is NOT true?
a. It assesses the degree to which variables in a cross-tabulation are independent of one another.
b. The value can range from zero to some upper value limited by sample size and distribution of cases across thecells.
c. It doesn't measure the strength of association when variables are dependent.
d. It is only useful for univariate analysis.
e. All of the above are true.
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