An investigator found strong evidence that elderly teachers and ...

[lbcchick]

An investigator found strong evidence that elderly teachers and young teachers scored low on an aptitude test while middle-aged teachers scored high on this test. This is an example of
 
  a. high positive Pearson's r correlation. c. curvilinear relationship.
  b. high negative Pearson's r correlation. d. lack of relationship between variables.

Question 2

The coefficient of determination reveals
 
  a. how well an individual did on a test.
  b. how well a class as a whole did on at test.
  c. how well an individual did in relation to the rest of the class.
  d. whether a correlation is positive or negative.
  e. how much relationship there is between two sets of scores.

[Sammyo]

Answer to Question 1

C

Answer to Question 2

E