
To explain while fans, athletes and analysts have proposed many theories about what leads to such declines a statisticians might offer a simpler explanation.

Explanation of Solution
It is given that players in sport who are having great seasons turning in performances that are much better than anyone might have anticipated. While fans, athletes and analysts have proposed many theories about what leads to such declines a statisticians might offer a simpler explanation because people who find themselves on the cover are there for exemplary performance, which happens to be very far from the meeting. This means that performance in the next year is usually closer to the mean.
Chapter 8 Solutions
Stats: Modeling the World Nasta Edition Grades 9-12
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