a. Using the pairs of values for all 10 points, find the equation of the regression line.b. After removing the point with coordinates (2,3), use the pairs of values for the remaining 9 points and find the equation of the regression line.c. Compare the results from parts (a) and (b).a. What is the equation of the regression line for all 10 points?ŷ= + x (Round to three decimal places as needed.)b. What is the equation of the regression line for the set of 9 points?ŷ= (Round to three decimal places as needed.)c. Choose the correct description of the results below.O A. The removal of the point has a significant impact on the regression line.B. The regression line changes, but the change is small.OC. There is no regression line for the second case because the data are in a pattern.D. The regression line is very similar in both cases.Ay10-86-4-2-0-●●●0 2 4 6 8 10

Given data points:(2, 3), (4, 6), (4, 7), (4, 8), (5, 6), (5, 7), (5, 8), (6, 6), (6, 7) and (6, 8)…

Answered: a. Using the pairs of values for all 10…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Describe the explained variation about a regression line in words and in symbols. y x (xi, Yj). (,))) (x₁, y) y = y D Choose the correct answer below. O A. The explained variation is the sum of the squares of the differences between the predicted y-values and the mean of the y-values of the ordered pairs. B. The explained variation is the sum of the squares of the differences between the y-values of each ordered pair and the mean of the y-values of the ordered pairs. C. The explained variation is the sum of the squares of the differences between the observed y-values and the predicted y-values.
Answer a-c thank you
Find the equation of the regression line for the given data. Then construct a scatter plot of the data and draw the regression line. The table shows the shoe size and heights (in.) for 6 men. Shoe size, x Height, y 7.5 8.5 9.5 12.0 13.0 13.5 65.0 67.0 72.0 74.0 74.0 72.0 Find the regression equation. シー+D (Round to three decimal places as needed.) Choose the correct graph below. OA. В. C. OD. 75- 75- 65- 65- 65-4 65 He 14 14 14 Shoe size Shoe size Shoe size Shoe size Height (in.) O 回 Height (in.) Height (in.) O 包 Height (in.)
a. Using the pairs of values for all 10 points, find the equation of the regression line. b. After removing the point with coordinates (8,3), use the pairs of values for the remaining 9 points and find the equation of the regression line. c. Compare the results from parts (a) and (b). a. What is the equation of the regression line for all 10 points? ŷ=+x (Round to three decimal places as needed.) b. What is the equation of the regression line for the set of 9 points? y = (Round to three decimal places as needed.) c. Choose the correct description of the results below. 10+ 006 NO My 8- 6 4- 2- 0- 0 2 4 6 8 10 O A. There is no regression line for the second case because the data are in a pattern. O B. The regression line is very similar in both cases. O C. The removal of the point has a significant impact on the regression line. O D. The regression line changes, but the change is small.
a. Using the pairs of values for all 10 points, find the equation of the regression line. b. After removing the point with coordinates (2,3), use the pairs of values for the remaining 9 points and find the equation of the regression line. c. Compare the results from parts (a) and (b). Ay 10- 8- 6- 4- 2- 0- 0 2 4 6 8 10 ..... a. What is the equation of the regression line for all 10 points? y = + x (Round to three decimal places as needed.)
a. Using the pairs of values for all 10 points, find the equation of the regression line. b. After removing the point with coordinates (1,4), use the pairs of values for the remaining 9 points and find the equation of the regression line. c. Compare the results from parts (a) and (b). 02468100246810xy
I need help with this problem please help me
Please help me with this question.
K a. Using the pairs of values for all 10 points, find the equation of the regression line. b. After removing the point with coordinates (2,2), use the pairs of values for the remaining 9 points and find the equation of the regression line. c. Compare the results from parts (a) and (b). FICEERD a. What is the equation of the regression line for all 10 points? y=+x (Round to three decimal places as needed.) X 10- 8- 6- 4 2- 10- 0 2 4 6 8 10
a. Using the pairs of values for all 10 points, find the equation of the regression line. b. After removing the point with coordinates (2,8), use the pairs of values for the remaining 9 points and find the equation of the regression line.. c. Compare the results from parts (a) and (b). C a. What is the equation of the regression line for all 10 points? ŷ=+x (Round to three decimal places as needed.) b. What is the equation of the regression line for the set of 9 points? y = (Round to three decimal places as needed.) y= c. Choose the correct description of the results below. OA. The regression line changes, but the change is small. OB. The regression line is very similar in both cases. OC. There is no regression line for the second case because the data are in a pattern. On The removal of the point has a significant impact on the regression line 10 8- 0 ++++++ 0 2 4 6 8 10. OON
11
a. Using the pairs of values for all 10 points, find the equation of the regression line. b. After removing the point with coordinates (7,1), use the pairs of values for the remaining 9 points and find the equation of the regression line. c. Compare the results from parts (a) and (b). *** a. What is the equation of the regression line for all 10 points? y=+x (Round to three decimal places as needed.) b. What is the equation of the regression line for the set of 9 points? y=(Round to three decimal places as needed.) c. Choose the correct description of the results below. 10- 84 6 4 2- 02468 10 OA. The regression line changes, but the change is small. B. The removal of the point has a significant impact on the regression line. OC. The regression line is very similar in both cases. O D. There is no regression line for the second case because the data are in a pattern.

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