Author ____ employed qualitative methods in his books about the ...

[amal]

Author ____ employed qualitative methods in his books about the Great Depression, World War II, and socioeconomic divisions in the United States.
 
  a. O. Henry
 b. William Faulkner
 c. Ernest Hemingway
  d. Studs Terkel

Question 2

Briefly explain the confounds of testing and regression to the mean.
 
  What will be an ideal response?

[heinisk01]

Answer to Question 1

d

Answer to Question 2

Testing is a threat to internal validity in which repeated testing leads to better or worse scores (practice or fatigue effects). Regression to the mean is a threat to internal validity in which extreme scores, upon retesting, tend to be less extreme, moving toward the mean.

[amal]

Excellent

[isabelt_18]

Thanks for the timely response, appreciate it