When Estimating a Multiple Regression Model Based on 30 Observations

question 76

Essay

When estimating a multiple regression model based on 30 observations, the following results were obtained. a. Specify the hypotheses to determine whether x₁ is linearly related to y. At the 5% significance level, use the p-value approach to complete the test. Are x₁ and y linearly related?
B) Construct the 95% confidence interval for β₂. Using this confidence interval, is x₂ significant in explaining y? Explain.
C) At the 5% significance level, can you conclude that β₁ differs from −1? Show the relevant steps of the appropriate hypothesis test.

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