A researcher performs a series of pilot studies to evaluate ...

[RRMR]

A researcher performs a series of pilot studies to evaluate whether a measurement tool produces consistent results. This is an evaluation of
 
  a. accuracy.
  b. precision.
  c. reliability.
  d. validity.

Question 2

A researcher studying children identifies the following age groups: Birth to age 12 months 12 months to 3 years 3 years to 5 years 5 years to 12 years 12 years to 18 years These categories are not
 
  a. empirical.
  b. equal.
  c. exclusive.
  d. exhaustive.

[voltaire123]

Answer to Question 1

ANS: C

Answer to Question 2

ANS: C

[RRMR]

TYSM

[alvinum]

Thanks for the timely response, appreciate it