4. In collecting data with questionnaires, response rate is ...

[jeatrice]

4. In collecting data with questionnaires, response rate is defined as the
 
  a. percentage of questionnaires returned.
  b. total number of questionnaires returned.
  c. percentage of participants involved in the study.
  d. total amount of data being collected from participants.

Question 2

3. A researcher who wants to implement a less costly method of data collection and one that offers the greatest possibility of anonymity would likely use
 
  a. observation.
  b. interviews.
  c. physiological measures.
  d. questionnaires.

[snackralk]

Answer to Question 1

a. percentage of questionnaires returned.

Answer to Question 2

d. questionnaires.