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

question 190

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

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