According to the principles of operant conditioning, which of the ...

[Anajune7]

According to the principles of operant conditioning, which of the following allows for the rapid conditioning of an organism?
 
  A) reward presented several minutes after an appropriate response
  B) reward presented immediately after an appropriate response
  C) reward presented several hours after an appropriate response
  D) reward presented before the appropriate response occurs

Question 2

The variance of a distribution of differences between means is equal to
 
  A) the difference between the variances of the two distributions of means.
  B) the sum of the variances of the two distributions of means.
  C) the difference between the two estimated population variances.
  D) the sum of the two estimated population variances.

[xthemafja]

Answer to Question 1

B

Answer to Question 2

B