If more than 20-25 percent of the questionnaires are not returned ...

[melina_rosy]

If more than 20-25 percent of the questionnaires are not returned after a number of follow-up attempts, the researcher should
 
  a. select another sample and mail them the questionnaire.
  b. interview a small random sample of the non-respondents.
  c. terminate the survey at this point.
  d. weight the results in proportion to the response rate.

Question 2

Erik Erikson's psychosocial theory is useful for teachers
 
  a. who instruct elementary school children, but it is not practical for teachers of college students.
  b. who design lesson plans for preschool children, but it is not very useful for instruction with primary and secondary grade children.
  c. who believe that children's development is influenced more strongly by genetics than by cultural factors.
  d. because it suggests that children play an active role in their own development.

[cascooper22]

Answer to Question 1

B

Answer to Question 2

d

[melina_rosy]

TYSM

[elyse44]

Excellent