In an experiment using the independent groups design, there are ...

[Lisaclaire]

In an experiment using the independent groups design, there are 10 subjects in one group and 12 subjects in the other group. The sampling distribution of t that is appropriate for that experiment is identical to the t distribution that is appropriate for a single sample design with _________ subjects.
 
  a. 22 c. 20
  b. 21 d. 11

Question 2

The power of the t test increases with _________.
 
  a. increases in N
  b. increases in the effect of the independent variable
  c. decreases in the sample variance(s)
  d. all of these

[emsimon14]

Answer to Question 1

B

Answer to Question 2

D

[Lisaclaire]

Wow, this really help

[xiaomengxian]

Thanks for the timely response, appreciate it