U V's and Skin Cancer
A medical statistician wanted to examine the relationship between the amount of UV's (x)and incidence of skin cancer (y).As an experiment he found the number of skin cancers detected per 100,000 of population and the average daily sunshine in eight states around the country.These data are shown below. 
-{UV's and Skin Cancer Narrative} Calculate the Pearson coefficient.What sign does it have? Why?
Definitions:
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