Author Question: If high scores on X are paired with low scores on Y, the covariance is going to be a. positive. ... (Read 35 times)

javeds · **on:** Jun 20, 2018

If high scores on X are paired with low scores on Y, the covariance is going to be

a. positive.
b. negative.
c. zero.
d. There is no way to tell.

Question 2

For a given set of data the covariance between X and Y is .80. The standard deviation of X is 2.0, and the standard deviation of Y is 3.0. The resulting correlation is closest to

a. .00
b. .15
c. .80
d. -.30