The refusal problem is the main source of nonresponse bias for ...

[shofmannx20]

The refusal problem is the main source of nonresponse bias for a(n)
 a. interview.
  b. completely randomized experimental design.
  c. mail survey.
  d. field study.
  e. panel.

Question 2

Among the factors that have created consumer expectations for on-demand media include:
 a. smartphones and tablets.
  b. the Internet itself.
  c. tablets.
  d. All of these are correct.

[patma1981]

Answer to Question 1

c

Answer to Question 2

d

[shofmannx20]

Thanks for the timely response, appreciate it

[cassie_ragen]

TYSM