In a simple linear regression based on 30 observations it, Basic Statistics

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In a simple linear regression based on 30 observations it

In a simple linear regression based on 30 observations, it is found that b₁ = 3.25 and S_b1= 1.36. Consider the hypotheses:

H₀:β₁ = 0 and H_A: β₁ ≠ 0.

a. Calculate the value of the appropriate test statistic.

b. Approximate the p -value.

c. At the 5% significance level, what is the conclusion? Is the explanatory variable significant?

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