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A perfect straight line sloping downward would produce a correlation coefficient equal to: O A. -1 В. +1 C. -2 D. +2 Generally speaking if t wo variables are unrelated (as one increases the other shows n o pattern) the c ovariance will

A perfect straight line sloping downward would produce a correlation coefficient equal to: O A. -1 В. +1 C. -2 D. +2 Generally speaking if t wo variables are unrelated (as one increases the other shows n o pattern) the c ovariance will

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A perfect straight line sloping downward would produce a correlation coefficient equal to: O A. -1 В. +1 C. -2 D. +2 Generally speaking, if two variables are unrelated (as one increases, the other shows no pattern), the covariance will be: O A. a large negative number B. a positive or negative number close to zero C. a large positive number D. none of the above
Transcribed Image Text:A perfect straight line sloping downward would produce a correlation coefficient equal to: O A. -1 В. +1 C. -2 D. +2 Generally speaking, if two variables are unrelated (as one increases, the other shows no pattern), the covariance will be: O A. a large negative number B. a positive or negative number close to zero C. a large positive number D. none of the above
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