Question

Find the correlation coefficient of the following linear equation using technology (such as GeoGebra). For your r-value, use the first two decimal places, if necessary.

y=5x+27

(1 point)
Responses

0
0

−1
negative 1

1
1

10

Answer 1

1

The equation y = 5x + 27 is a perfect positive linear relationship, so the correlation coefficient r = 1 (often written 1.00).