The simple correlation coefficients between profits (X,), sales (X,) and advertising ex- penditure (X,) of a factory are r, = 0.69, r,, = 0.45 and r,, = 0.58. Find the partial correlation coefficient r., and r., , and interpret them.

MATLAB: An Introduction with Applications
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The simple correlation coefficients between profits (X,), sales (X,) and advertising ex-
= 0.45 and r,, = 0.58. Find the partial correlation coefficient
penditure (X,) of a factory are r, = 0.69, r3
and r13.2
123
and interpret them.
Transcribed Image Text:The simple correlation coefficients between profits (X,), sales (X,) and advertising ex- = 0.45 and r,, = 0.58. Find the partial correlation coefficient penditure (X,) of a factory are r, = 0.69, r3 and r13.2 123 and interpret them.
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