When pairs of samples are selected from two separate populations, ...

[sammy]

When pairs of samples are selected from two separate populations, the mean of the distribution of differences is assumed to be
 
  a. some value other than zero
  b. zero
  c. a constant
  d. equal to the mean of the distribution of means

Question 2

The multiple R is used to assess the strength of the combined correlations among three or more variables.
 
  Indicate whether the statement is true or false

[snackralk]

Answer to Question 1

a

Answer to Question 2

T