Author Question: An investigator found strong evidence that elderly teachers and young teachers scored low on an ... (Read 43 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
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

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

C

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

For a complete list of videos, visit our video library