Question: Please guide me in the step to solve this problem Y = Bo + B,X, + B2X2 + 8 A portion of the computer analysis

Please guide me in the step to solve this problem

Y = Bo + B,X, + B2X2 + 8 A portion of the computer analysis obtained from Microsoft Excel 2010 is shown below: SUMMARY OUTPUT Regression Statistics R-Square 0.988 Regression Standard Error 12.420 Observations 52 Coeff StdError t Stat Intercept 286.42 9.66 X -0.31 0.06 X2 0.000067 0.00007 1. Referring to the table above, what is the interpretation of the R (5 points)? 2. Find the sum of squared residuals, SSE, and the sum of the squared difference between the observed dependent variable and its average, SST (10 points). 3. Calculate the confidence interval for the slope , at the 95% confidence level (5 points). 4. Calculate the t-stat for the slope B, (5 points). 5. Are these two slopes statistically significant at 5% significance level (10 points)

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