The primary way to control for the potential bias due to ...

[nummyann]

The primary way to control for the potential bias due to interviewer's attitudes, opinions, perceptions, etc., is through
 a. matching the backgrounds of the interviewer and interviewee.
  b. training the interviewer.
  c. recruiting interviewers with similar socioeconomic backgrounds.
  d. conducting the survey using a rigid set of procedures, which the interviewers must follow.
  e. requiring the interviewer to complete the questionnaire so that it can be determined if there is a pattern between the interviewer's answers and the answers he or she secures when administering the questionnaire.

Question 2

Opt-out implies passive agreement on the part of an Internet user to allow marketers to contact the user for promotional purposes.
 a. True
  b. False
 Indicate whether the statement is true or false

[mbcrismon]

Answer to Question 1

b

Answer to Question 2

True

[nummyann]

Gracias!

[Joy Chen]

Thanks for the timely response, appreciate it