Which of the following is(are) a valid reason(s) why a researcher ...

[gbarreiro]

Which of the following is(are) a valid reason(s) why a researcher might not want to increase the precision of the estimate?
 a. It would increase the standard error.
  b. It would increase the required sample size.
  c. It could produce a reduction in confidence with respect to accuracy of the estimate.
  d. Both b and c.
  e. A researcher should always use the most precise estimate.

Question 2

Which of these factors does one need to consider when estimating sample size?
 a. 1, 2
  b. 2, 3
  c. 1, 2, 3
  d. 2, 3, 4
  e. 1, 2, 3, 4

[carolinefletcherr]

Answer to Question 1

D

Answer to Question 2

C

[gbarreiro]

Gracias!

[emsimon14]

Thanks for the timely response, appreciate it