When testing the statistical significance of a correlation coefficient, the null hypothesis states

a. p = 0, the population correlation is zero.
b. p = +1.00 or -1.00, the population correlation is +1.00 or -1.00.
c. r = 0, the sample correlation is zero.
d. r = +1.00 or -1.00 the sample correlation is +1.00 or -1.00.


A

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