Why does a correlation table have a diagonal line of 1s?1 Because the sum of all correlation coefficients must equal one.2 Because it’s the result of a dummy variable.3 Because p-values cannot be greater than one.4 None of these5 Because it acts as a benchmark for all other correlation coefficients.

Why does correlation table have a diagonal line' of 1's??

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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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In correlational research the Null hypothesis states that Choose one the correlation coefficient is 0 or The correlation is significantly different between groups or the correlation coefficient is 1.00 or -1.00
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1		Because the sum of all correlation coefficients must equal one.
2		Because it’s the result of a dummy variable.
3		Because p-values cannot be greater than one.
4		None of these
5		Because it acts as a benchmark for all other correlation coefficients.