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44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has a = 60 and y = 52. (a) Calculate Racheal's predicted value, ŷ. (b) Calculate Racheal's residual.

44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has a = 60 and y = 52. (a) Calculate Racheal's predicted value, ŷ. (b) Calculate Racheal's residual.

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has æ = 60 and y = 52. (a) Calculate Racheal's predicted value, âŷ. (b) Calculate Racheal's residual. 45. A regression analysis yields the line ŷ = 18 + 0.25x. One of the subjects, Mary, has æ = 40 and y = 32. (a) Calculate Mary's predicted value, ĝ. (b) Calculate Mary's residual.
Transcribed Image Text:44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has æ = 60 and y = 52. (a) Calculate Racheal's predicted value, âŷ. (b) Calculate Racheal's residual. 45. A regression analysis yields the line ŷ = 18 + 0.25x. One of the subjects, Mary, has æ = 40 and y = 32. (a) Calculate Mary's predicted value, ĝ. (b) Calculate Mary's residual.
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