The correlation between the average SAT Mathematics score in the states and the proportion of high school
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Question:
The correlation between the average SAT Mathematics score in the states and the proportion of high school seniors who take the SAT is r = −0.843.
(a) The correlation is negative. What does that tell us?
(b) How well does proportion taking predict the average score?
Related Book For
Elementary Statistics Picturing the World
ISBN: 978-0321911216
6th edition
Authors: Ron Larson, Betsy Farber
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