Question: What is the regression equation? Give a 95 % confidence interval for the slope. 2.Test the Null Hypothesis debt-to-capital ratio does not affect return on

What is the regression equation? Give a 95 % confidence interval for the slope. 2.Test the Null Hypothesis "debt-to-capital ratio does not affect return on capital of healthcare companies" at an alpha of 5%.report the P value. 3.Test the Null Hypothesis "The slope of the regression Line is Zero" at an alpha of 5%. Report the P value. 4. Construct a normal probability plot. Are the residuals normally distributed? 5.Give a 95% prediction interval for the expected return on capital for a healthcare company with zero debt. 6.Which two companies in the data set produce the two largest errors

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