One way to improve the validity of rating scales as measuring ...

[storky111]

One way to improve the validity of rating scales as measuring instruments is to
 
  a. increase the number of points on each scale.
  b. base the scale on carefully standardized situations.
  c. have behaviorally anchored points on the scale.
  d. have norms based on large, representative samples.

Question 2

A researcher would choose a bipolar adjective scale to measure mainly
 
  a. interest.
  b. attitudes.
  c. values.
  d. self-concept.
  e. psychological traits.

[Eunice618]

Answer to Question 1

C

Answer to Question 2

B

[storky111]

Excellent

[essyface1]

Gracias!