In addition to the regression line, the report on the Mumbai measurements says that r2 = 0.95.

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In addition to the regression line, the report on the Mumbai measurements says that r2 = 0.95. This suggests that

(a) although arm span and height are correlated, arm span does not predict height very accurately.

(b) height increases by !0.95 = 0.97 cm for each additional centimeter of arm span.

(c) 95% of the relationship between height and arm span is accounted for by the regression line.

(d) 95% of the variation in height is accounted for by the regression line.

(e) 95% of the height measurements are accounted for by the regression line.

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Related Book For  book-img-for-question

The Practice Of Statistics

ISBN: 9781464108730

5th Edition

Authors: Daren S. Starnes, Josh Tabor

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