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A Researcher Is Trying to Decide Whether or Not to Add

Question 56

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A researcher is trying to decide whether or not to add another variable to his model. He has estimated the following model from a sample of 28 observations. A researcher is trying to decide whether or not to add another variable to his model. He has estimated the following model from a sample of 28 observations. SSE = 1,425 SSR = 1,326 He has also estimated the model with an additional variable X<sub>3</sub>. The results are SSE = 1,300 SSR = 1,451 What advice would you give this researcher? Use a .05 level of significance. SSE = 1,425
SSR = 1,326
He has also estimated the model with an additional variable X3. The results are A researcher is trying to decide whether or not to add another variable to his model. He has estimated the following model from a sample of 28 observations. SSE = 1,425 SSR = 1,326 He has also estimated the model with an additional variable X<sub>3</sub>. The results are SSE = 1,300 SSR = 1,451 What advice would you give this researcher? Use a .05 level of significance. SSE = 1,300
SSR = 1,451
What advice would you give this researcher? Use a .05 level of significance.

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F = 2.308; p-value i...

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