Although experts are downplaying the health effects of a recent ...

[mwit1967]

Although experts are downplaying the health effects of a recent water contamination incident, activists believe the effects were substantial. They want to conduct a survey, and they are particularly concerned about ensuring that as many people as possible complete their instrument. Which methodology typically provides the best response rates?
 
  a. group questionnaire
  b. phone interview
  c. mail questionnaire
  d. e-mail questionnaire

Question 2

When the time between two signals to respond is very short, the response to the second stimulus
 
  a. speeds up.
  b. is more accurate.
  c. slows down.
  d. remains the same compared to longer intervals.

[joewallace]

Answer to Question 1

a

Answer to Question 2

C

[mwit1967]

Thanks for the timely response, appreciate it

[jordangronback]

Gracias!