________ occurs when members of the control group find out about ...

[CBme]

________ occurs when members of the control group find out about and request the same treatment as the experimental grou
 
  Fill in the blank(s) with correct word

Question 2

What are the measures of variation outlined in the text?
 
  What will be an ideal response?

[potomatos]

Answer to Question 1

Compensatory equalization of treatment

Answer to Question 2

Students should identify and explain:
1) Range - the largest and smallest scores within a distribution of scores; the simplest way of measuring variation.
2) Percentile - indicate the score at a specific place within a distribution of scores.
3) Standard Deviation - a statistic based on the mean and gives an average distance between all scores and the mean.

[CBme]

Excellent

[JaynaD87]

Gracias!