The standard error of the difference between two means is a. ...

[MGLQZ]

The standard error of the difference between two means is
 
  a. the standard deviation of a set of difference scores.
  b. the standard deviation of a set of means of difference scores.
  c. the variance of the means.
  d. the standard deviation of the pretest scores.

Question 2

In the t test for repeated measures the symbol stands for the
 
  a. standard error of the mean.
  b. standard error of differences between means.
  c. standard deviation of differences scores.
  d. There is no way to know.

[laurnthompson]

Answer to Question 1

B

Answer to Question 2

C

[MGLQZ]

Thank you

[laurnthompson]

No problem