Based on the data shown below, calculate the regression line (each value to two decimal places) ˆy= + x x y 1 11.88 2 15.86 3 17.44 4 20.52 5 22 6 23.18 7 25.36 8 26.24 9 30.62 10 29.7 11 33.38 12 34.76 13 38.74 14 37.52 15 41.5
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Based on the data shown below, calculate the regression line (each value to two decimal places)
ˆy= + x
| x | y |
|---|---|
| 1 | 11.88 |
| 2 | 15.86 |
| 3 | 17.44 |
| 4 | 20.52 |
| 5 | 22 |
| 6 | 23.18 |
| 7 | 25.36 |
| 8 | 26.24 |
| 9 | 30.62 |
| 10 | 29.7 |
| 11 | 33.38 |
| 12 | 34.76 |
| 13 | 38.74 |
| 14 | 37.52 |
| 15 | 41.5 |
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- Based on the data shown below, calculate the regression line (each value to two decimal places)y = ____ x + ____ x y 3 7.16 4 8.68 5 6.6 6 9.82 7 9.84 8 9.36 9 7.38 10 9.2 11 9.02 12 9.44 13 7.66 14 7.88 15 8.6 16 8.02 17 6.94The following sample of observations was randomly selected. x 5 3 6 3 4 4 6 8 y 13 15 7 12 13 11 9 5 a. Determine the regression equation.b. Determine the value of ŷ when x is 7Use the sample linear regression line Y^=2+3X for the data points below to answer the following questions. X 0 3 7 10 Y 5 5 27 31 1) What is the fitted value when X2=3? 2) What is the regression residual when X2=3?
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- In a regression analysis involving 18 observations and four independent variables, the following information was obtained. Multiple R = .6000 R Square = .3600 Standard Error = 4.8000 Based on the above information, fill in all the blanks in the following ANOVA table. Is the model significant? ANOVA df SS MS F Regression ? ? ? ? Error ? ? ? Total ? ?Based on the data shown below, calculate the regression line (each value to two decimal places)y = Incorrect x + Incorrect x y 2 7.52 3 8.03 4 11.04 5 15.55 6 15.16 7 17.37 8 20.38 9 21.79 10 26.3 11 28.21 12 30.62 13 32.23Consider the following data: x¯ = 20, sx = 2, y¯ = −5, sy = 4, and b1 = 0.40. Which of the following is the sample regression equation?