Is the number of games won by a major league baseball team in a season related to the team's batting average? Data from 14 teams were collected and the summary statistics yield: ∑Y= 1,134, ∑X = 3.642, Σ(Y−Yhat)2 = 1011.06, ∑(X−Xbar)2 = .00118, and ∑(X−Xbar)(Y−Ybar) = 295.54 Estimate σ

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
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Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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Is the number of games won by a major league baseball team in a season related to the team's batting average? Data from 14 teams were collected and the summary statistics yield:

∑Y= 1,134, ∑X = 3.642, Σ(Y−Yhat)2 = 1011.06, ∑(X−Xbar)2 = .00118, and ∑(X−Xbar)(Y−Ybar) = 295.54

Estimate σ. 

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