Suppose the observed value of ? is 20 and the predicted value of (? hat) is 18. What is the value of the residual (Ɛ)?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 20E
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Suppose the observed value of ? is 20 and the predicted value of (? hat) is 18. What is the value of the
residual (Ɛ)? 

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