In actual practice, the usual reason for determining power before ...

[eruditmonkey@yahoo.com]

In actual practice, the usual reason for determining power before conducting a study is
 
  A) to eliminate the possibility that a mistake may occur.
  B) to ensure that regardless of whether the research hypothesis is true, the experiment will yield a significant result.
  C) to determine the number of participants needed to have a reasonable level of power.
  D) to anticipate the likelihood that the experiment will need to be repeated.

Question 2

If two distributions have the same mean, then they must also have the same
 
  a. median
  b. mode
  c. standard deviation
  d. none of these

[l.stuut]

Answer to Question 1

C

Answer to Question 2

d

[eruditmonkey@yahoo.com]

Thank you!

[l.stuut]

Happy to help