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name Punditsdkoslkdosdkoskdo

Find the correlation coefficient of the data

Goodwill sells paperback books in their stores and wanted to examine the relationship between price and demand. The price of a particular novel was adjusted each week and the weekly sales were recorded in the Excel table below.

Sales price
3  $   12
4  $   11
6  $   10
10  $      9
8  $      8
10  $      7

The correlation coefficient for this data is .....

a. -0.402

b. -0. 623

c. -0.910

d. 0.197