The local ice cream store keeps track of how much ice cream they sell each day versus the temperature on that day. Here are their figures for the last 12 days.

Ice Cream Sales vs. Temperature

Temperature C:

14.2

16.4

11.9

15.2

18.5

22.1

19.4

25.1

23.4

18.1

22.6

17.2

Ice Cream Sales:

$215

$325

$185

$332

$406

$522

$412

$614

$544

$421

$445

$408

1. scatterplot showing the correlation of ice cream scales and temperature.

2.Compute the Pearson correlation

3.Determine r² and explain what it means.

4.Is the correlation obtained from part 2 statistically significant? Use a two-tailed test with = .05. Clearly state your decision. Show your work.

5 a statement of your results as if it would appear in a research article.