Testing for the existence of correlation is equivalent to A)testing for the existence of the slope ( $\beta$₁). B)testing for the existence of the Y-intercept ( $\beta$₀). C)the confidence interval estimate for predicting Y. D)None of the above.

Question

Quizplus · Accepted Answer

Testing for the existence of correlation involves testing for the existence of a slope in a linear regression model between two variables. The slope represents the degree of correlation between the two variables. Testing for the Y-intercept or confidence interval does not directly test for correlation.

Testing for the Existence of Correlation Is Equivalent to A)testing β\betaβ

Testing for the Existence of Correlation Is Equivalent to
A)testing $\beta$