So SSR = SST - SSE = 281.2 - 127.3 = 153.9
The data is given as follow. Excel File: data14-17.xlsx i 26 9 13 20 Vi718 9 26 23 The estimated regression equation for these data is y = 7.6 + .9z Compute SSE, SST, and SSR (to 1 decimal). 153.9 SS...
$$ \begin{array}{c|ccccc} x_{i} & 2 & 6 & 9 & 13 & 20 \\ \hline y_{i} & 7 & 18 & 9 & 26 & 23 \end{array} $$The estimated regression equation for these data is= 7.6 + .9x.1)Compute SSE, SST, and SSR (to 1 decimal).SSE =SST =SSR =
The data from exercise 1 follow.The estimated regression equation for these data is yˆ = .20 + 2.60x.Compute SSE, SST, and SSR using the following equations (14.8), (14.9), and (14.10) (to 1 decimal if necessary).SSESSTSSRCompute the coefficient of determination r2 (to 3 decimals).Does this least squares line provide a good fit?Compute the sample correlation coefficient (to 4 decimals).
Given are five observations collected in a regression study on two variables. 2 6 9 13 20 7 18 9 26 23 a. Which of the following scatter diagrams accurately represents the data? A. B. C. D. - Select your answer -ABCDItem 1 b. Compute b0 and b1 (to 1 decimal). Complete the estimated regression equation (to 1 decimal). c. Use the estimated regression equation to predict the value of y when x=6 (to 1 decimal).
Name Economics 5 Ch 13 Practice The follo wing data are the monthly salaries y and the grade point averages x for students who obtained a bachelor's degree in business administ ration Obser vation index xi 2.6 3300 3.4 3600 3.6 4000 3.2 3500 3.5 3900 2.9 3600 TSS Totals SSR SSE 1. Calculate and y 2. Use the least squares method to develop the estimated regression equation. Use two decimal points in your answers for bo and bi. 3....
The data from exercise 3 follow. xi 2 6 9 13 20 yi 7 18 9 26 23 The estimated regression equation is = 7.6 + .9x. What is the value of the standard error of the estimate (to 4 decimals)? What is the value of the t test statistic (to 2 decimals)? What is the p-value? Use Table 1 of Appendix B. Selectless than .01between .01 and .02between .02 and .05between .05 and .10between .10 and .20between .20 and...
Can you please answers these four questions as aoin as
possible please and thank you!
Given are five observations for two variables, z and y 5 13 20 18 48 57 11 27 a. Choose the corre rect scatter diagram for these data: A. B. 60+ 60 50 50 40 40 30+ 30 20 20 10 10- 10 20 30 40 50 60 x 10 20 30 40 50 60 57 x y 60 60 50+ 50- 40- 40+ 30-...
Given are five observations for two variables, and y 3 6 14 16 19 yi 52 57 42 17 10 Use the estimated regression equation is ý 67.97 - 2.79z a. Compute the mean square error using equation SSE MS2 (to 2 decimals) b. Compute the standard error of the estimate using equation. SSE n -2 (to 2 decimals) c. Compute the estimated standard deviation of bi using equation (to 4 decimals) d. Use the t-test to test the following...
Given the estimated linear model shown below, complete the following computations.y=13+4x1+6x2+3x3 a. Compute y when x1=9, x2=31, and x3=28. b. Compute y when x1=20, x2=34, and x3=16. c. Compute y when x1=17, x2=35, and x3=26. d. Compute y whenx1=23, x2=18, and x3=31. a. y=______ b.y=_________ c. y=________ d.y=___________
Please provide step by step instruction. Pretty sure this is
done mostly through excel so I'd like to see that way vs. manual
calculation.
The data from exercise 3 follow. xi 2 6 9 13 20 i7 18 9 26 23 The estimated regression equation is y-7.6 +9x a. What is the value of the standard error of the estimate (to 4 decimals)? Select What is your conclusion (.05)? Select c. Use the F test to test for a significant...
7) Compute the least-squares regression equation for the given data set. Use a TI- 84 calculator. Round the slope and y -intercept to at least four decimal places. x 44 38 16 20 25 38 19 y 73 68 24 30 43 66 33 Send data to Excel Regression line equation: = y 8) Price of eggs and milk: The following table presents the average price in dollars for a dozen eggs and a gallon of milk for each month...