If heavy snowfall in Alaska has a correlation of -0.78 with the consumption of ice cream and a correlation of +0.78 with the sale of boots, you can predict that for a snowy January in Alaska, the store will
A) sell more boots, but ice cream sales will be unchanged.
B) sell more boots and ice cream sales will be lower.
C) sell slightly more ice cream and significantly more boots.
D) see equal increases in sales for both ice cream and boots.

Question

Quizplus · Accepted Answer

The negative correlation (-0.78) between heavy snowfall and ice cream consumption suggests that as snowfall increases, ice cream sales decrease. Conversely, the positive correlation (+0.78) with boot sales indicates that as snowfall increases, boot sales increase.

If Heavy Snowfall in Alaska Has a Correlation of -0