A sample data set produced the following information. n = 12, x = 66, y = 588,

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A sample data set produced the following information.
n = 12, ∑x = 66, ∑y = 588, ∑xy = 2244
∑x2 = 396, and ∑y2 = 58,734
a. Calculate the linear correlation coefficient r.
b. Using a 1% significance level, can you conclude that is negative?

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Introductory Statistics

ISBN: 9780470904107

8th Edition

Authors: Prem S. Mann

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Question Posted: Aug 25, 2015 08:36 AM

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A sample data set produced the following information. n = 12, x = 66, y = 588,

Question:

Step by Step Answer:

a From the solution to Exercise 1337 SS xx 33 SS yy 29922 and SS xy 990 r 990 990332...View the full answer

Introductory Statistics

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