Solve the Problem $0.8$ Determine How Much of the Variation in the Stock

Multiple Choice

Solve the problem. Round your answers to the nearest whole percent.
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The scatter diagram shows the data for the prices of a stock (y) and U.S. employment (x) . The correlation coeffici $0.8$ . Determine how much of the variation in the stock price can be accounted for by the best-fit line.

A) $80 \%$
B) $36 \%$
C) $20 \%$
D) $64 \%$ cient r is