An experimenter manipulates the independent variable of the ...

[jazziefee]

An experimenter manipulates the independent variable of the difficulty of a list of words
  a person is asked to memorize.
 
  One group of participants is given an easy list to
  memorize, the second group of participants is given a difficult list of words to memorize.
  The levels of this independent variable are _____ .
  a. list difficulty
  b. the number of participants in each group
   c. easy list and difficult list
  d. the number of words memorized

Question 2

If robs= -.60, then _____ percent of the variance in the scores of one variable is associated
  with variation in the other variable.
 
  a. 60
   b. 36
  c. 40
  d. 64

[ky860224]

Answer to Question 1

C

Answer to Question 2

B

[jazziefee]

Wow, this really help

[tranoy]

Thanks for the timely response, appreciate it