Deck 17: Pearson-R

Question 1

Which is NOT a formal name or a variation name of Pearson r?

A) Person product-moment correlation coefficient
B) Pearson correlation coefficient
C) Product-moment correlation coefficient
D) r

Answer 1

D

Question 2

What does an r of -1.00 indicate?

A) A perfect inverse relationship
B) A perfect direct relationship
C) The strongest possible direct relationship
D) A complete absence of a relationship

Answer 2

A

Question 3

What does an r of 0.00 indicate?

A) A perfect inverse relationship
B) A perfect direct relationship
C) The strongest possible direct relationship
D) A complete absence of a relationship

Answer 3

D

Question 4

What would you expect among the three options listed below in a test reliability coefficient where the same test is administered twice to a group of participants without any change between administrations of the test?

A) A high value r of .75
B) A low value of r of .20
C) A zero correlation

Question 5

A r of .50 does not yield 50%.

Question 6

Put the following correlation coefficients in order from the lowest to the highest coefficient.