The text suggested that the highest value of power that we are ...

[penguins]

The text suggested that the highest value of power that we are likely to be able to afford, assuming that we don't have huge differences between our groups, is something like
 
  a. .20
  b. .50
  c. .80
  d. .95

Question 2

In calculating power we separate the effect size and the sample size. We do this so that
 
  a. we can look up the sample size needed for a specific effect size and power.
  b. we can calculate the effect size we need for a given power.
  c. we can avoid ever having to deal with the sample size.
  d. we can confuse everyone.

[ricroger]

Answer to Question 1

C

Answer to Question 2

A

[penguins]

Gracias!

[jomama]

Excellent