Reference no: EM132412456

The following table provides information on the living area (sq ft) and price (in thousands of dollars) of 10 randomly selected houses listed for sale. Use an excel spreadsheet to perform analysis and answer questions #1-9.

living Area - 3008 (sq ft) 2032 2272 1840 2579 2583 1650 3932 2978 2176

Price - $275 220 255 189 260 284 172 370 295 260

1. Enter x, y data provided into excel sheet.
2. Show a scatter diagram to include labels.
3. Run the data analysis tool with 93% confidence interval.
4. Label SST, SSR and SSE. Explain SST as it relates to the problem.
5. Label a (y-intercept) and b (slope). Describe each as they relate to the problem.
6. Use the values from #5 to to show a regression line.
7. Label the standard error.
8. Label the r and r² values. Explain if this is a good model or not. (please use correct values for r and r²)
9. Explain the residuals in the last section of the data analysis output.
10. Be sure that your Excel sheet has original input values from #1, #2, and the regression sheet. Answers that don't need typed into excel may be typed into a separate word doc or directly into excel sheet.