To determine if how data are gathered has any bearing on responses to a question involving substance abuse (“Have you ever used an illegal drug?”), you recruit willing participants and randomly assign them to one of three groups: Those in Group 1 will be asked the question via face-to-face interview, those in Group 2 will respond using a standard pencil-and-paper mail-in survey, and those in Group 3 will be directed to an online survey; no names or identifying information will be gathered from any of the participants

To determine if how data are gathered has any bearing on responses to a question involving substance abuse (“Have you ever used an illegal drug?”), you recruit willing participants and randomly assign them to one of three groups: Those in Group 1 will be asked the question via face-to-face interview, those in Group 2 will respond using a standard pencil-and-paper mail-in survey, and those in Group 3 will be directed to an online survey; no names or identifying information will be gathered from any of the participants.

Data set: Ch 09 - Exercise 05A.sav Codebook Variable: media Definition: Media used to administer survey Type: Categorical (1 = Face-to-face interview, 2 = Mail-in survey, 3 = Online survey) Variable: drug Definition: Have you ever used an illegal drug? Type: Categorical (1 = Yes, 2 = No)

1. Write the hypotheses.

2. Run the criteria of the pretest checklist (n is at least 5 per cell in the crosstabs) and discuss your findings.

3. Run the chi-square test and document your findings (ns and/or percentages, Sig. [p value]).

4. Write an abstract up to 200 words detailing a summary of the study, the chi-square test results, hypothesis resolution, and implications of your findings.