When testing the statistical significance of a correlation coefficient, the null hypothesis states
A) $\rho$ = 0, the population correlation is zero.
B) $\rho$ = +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.

Question

Quizplus · Accepted Answer

The null hypothesis when testing the statistical significance of a correlation coefficient states that the population correlation coefficient is zero, which is represented by the symbol $\rho$ = 0. Therefore, option A is the correct answer. Options B, C, and D are incorrect because they do not correctly state the null hypothesis for testing the significance of a correlation coefficient.

When Testing the Statistical Significance of a Correlation Coefficient, the Null