Selected Applied Problems $($Chapter $8)($No Minimum Word Count$)$

$8-19.$ Design an open$-$ended question to determine whether households engage in gardening. Also develop a multiple$-$choice and a dichotomous question to obtain the same information. Which form is the most desirable?

Y

$8-20.$ A new graduate hired by the marketing research department of AT&T is asked to prepare a questionnaire to determine household preferences for cell phone plans. The questionnaire is to be administered in mall$-$intercept interviews. Using the principles of questionnaire design, critically evaluate the questionnaire prepared by this new graduate, which follows.