In an experiment with 50 participants, which division of ...

[skymedlock]

In an experiment with 50 participants, which division of participants into groups would have the most power?
 
  A) 15 experimental, 35 control
  B) 40 experimental, 10 control
  C) 25 experimental, 25 control
  D) all divisions would have the same power

Question 2

You conducted a t test for independent means, and found that the t score equaled 0. This means that
 
  A) the two population means must be equal.
  B) the two population variances must be equal.
  C) the two sample means must be equal.
  D) the two sample variances must be equal.

[macmac]

Answer to Question 1

C

Answer to Question 2

C