Research suggests that females experience more math anxiety in ...

[Themember4]

Research suggests that females experience more math anxiety in the presence of males.
 
  To control for the presence of an assistant who administers a math test, the investigator assigns all participants in the study to an assistant of the same gender. This is an example of
   a) balancing
 b) randomization.
 c) elimination.
 d) constancy.

Question 2

If your fellow psychology major states that her experiment will have two levels, she is referring to the
 
  a) number of treatment conditions
 b) power of statistical analyses.
 c) variance of scores.
 d) probability of significance.

[Anton]

Answer to Question 1

A

Answer to Question 2

A