In Simple Linear Regression, Most Often We Perform a Two-Tail $\beta _ { 1 }$

Multiple Choice

In simple linear regression, most often we perform a two-tail test of the population slope $\beta _ { 1 }$ to determine whether there is sufficient evidence to infer that a linear relationship exists. Which of the following best describes the null and alternative hypotheses needed for a test of significance?

A) Ho: ?0 = 0 HA: ?0 ? 0
B) Ho: ?1 ? 0 HA: ?1 = 0
C) Ho: ?0 = 0 HA: ?0 ? 1
D) Ho: ?1 = 0 HA: ?1 ? 0