The Spearman-Brown prophecy formula is used to correct for

The Spearman-Brown prophecy formula is used to correct for
 
  a. an over-estimate of the original correlation
  b. an under-estimate of the original correlation
  c. the lack of any degrees of freedom
  d. having previously eliminated the alpha error

Question 2

A study designed to test the effect of a prison education program on
  recidivism, would have recidivism as the independent variable.
 
  Indicate whether the statement is true or false

Question 3

When data are entered into SPSS, the output for regression analysis will tell us
 
  a. error
  b. the prediction equation
  c. whether or not the predictor is significant
  d. All of the above are true.