Refer to Exercise 1, where we are trying to link daily temperature (x) and coffee sales (y).
Question:
Refer to Exercise 1, where we are trying to link daily temperature (x) and coffee sales (y). The estimated regression equation turned out to be ŷ = 660 – 6.8x. Show the 95% prediction interval for coffee sales tomorrow, when the high temperature will be 68 degrees.
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Step by Step Answer:
The estimated regression equation is 660 68 x x y y 2 x 2 50 350 320 90...View the full answer
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John Kago
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Related Book For 
Understanding Business Statistics
ISBN: 978-1118145258
1st edition
Authors: Stacey Jones, Tim Bergquist, Ned Freed
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