Use the following to answer the question(s) below.
Below is Excel output showing the coefficient of correlation between personal income and vacation expenses (both in $thousands) for a large sample of clients of one travel agency in Toronto.
-What percent of the variation of vacation expenses can be explained by variation of personal income?
A) 69.1%
B) 47.7%
C) 83.1%
D) 52.3%
E) 30.9%
Correct Answer:
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