Perfectly ________ correlated series move exactly together and have a correlation coefficient of ________, while perfectly ________ correlated series move exactly in opposite directions and have a correlation coefficient of ________.
A) negatively; -1; positively; +1
B) negatively; +1; positively; -1
C) positively; -1; negatively; +1
D) positively; +1; negatively; -1

Question

Quizplus · Accepted Answer

Perfectly positively correlated series move in the same direction and have a correlation coefficient of +1, while perfectly negatively correlated series move in opposite directions and have a correlation coefficient of -1. Therefore, choice D is the correct answer.

Perfectly ________ Correlated Series Move Exactly Together and Have a Correlation