Experimental variance, extraneous variance, and sampling error ...

[karlynnae]

Experimental variance, extraneous variance, and sampling error
 
  A) contribute to the between-groups variance.
  B) constitute the within-groups variance.
  C) determine the sample size.
  D) are particularly important at the correlational level.

Question 2

Which effect is reflected in both the numerator and the denominator of the F-test?
 
  A) systematic error variance
  B) systematic effects
  C) degrees of freedom
  D) nonsystematic error variance

[CourtneyCNorton]

Answer to Question 1

Answer: A

Answer to Question 2

Answer: D