Author Question: What is indicated by a positive value for a correlation? A) Increases in X tend to be accompanied ... (Read 57 times)

awywial · **on:** Jun 20, 2018

What is indicated by a positive value for a correlation?

A) Increases in X tend to be accompanied by increases in Y.
B) Increases in X tend to be accompanied by decreases in Y.
C) A much stronger relationship exists than if the correlation were negative.
D) A much weaker relationship exists than if the correlation were negative.

Question 2

Multiplying every score in a sample by 3 will not change the value of the standard deviation.

Indicate whether the statement is true or false