4. (a) a52:84, b5 :63, Y0 52:841:63(X) (b) Keith: 7.9, Bill: 8.5, Charlie: 5.4, Brian: 4.1,...

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4.

(a) a52:84, b5 รพ :63, Y0 52:841:63(X)

(b) Keith: 7.9, Bill: 8.5, Charlie: 5.4, Brian: 4.1, Mick: 4.1; any discrepancies would be due to errors, rounding or otherwise.

(c) Y0 56:00; the mean of the predicted Y scores will equal the mean of the actual Y scores.

(d) S(Y 2Y0)50; the sum of the deviations about the regression line equals 0.

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Fundamentals Of Statistical Reasoning In Education

ISBN: 9780470574799

3rd Edition

Authors: Theodore Coladarci, Casey D. Cobb, Edward W. Minium, Robert C. Clarke

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