Question content area top Part 1 a. Using the pairs of values for all 1010 points, find the equation of the regression line. b. After removing the point with coordinates left parenthesis 7 comma 1 right parenthesis(7,1), use the pairs of values for the remaining 99 points and find the equation of the regression line. c. Compare the results from parts (a) and (b). 02468100246810xy A scatterplot has a horizontal x-scale from 0 to 10 in increments of 1 and vertical y-scale from 0 to 10 in increments of 1. Ten points are plotted with nine points, (1, 6), (2, 6), (3, 6), (1, 7), (2, 7), (2, 7), (3, 7), (1, 8), (2, 8), and (3, 8), forming a square and the tenth point (7, 1) being below and to the right of the square. Question content area bottom Part 1 a. What is the equation of the regression line for all 1010 points? ModifyingAbove y with caretyequals=enter your response hereplus+enter your response herex (Round to three decimal places as needed.) Part 2 b. What is the equation of the regression line for the set of 99 points? ModifyingAbove y with caretyequals=enter your response here (Round to three decimal places as needed.) Part 3 c. Choose the correct description of the results below. A. There is no regression line for the second case because the data are in a pattern. B. The removal of the point has a significant impact on the regression line. C. The regression line changes, but the change is small. D. The regression line is very similar in both cases.

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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Question content area top

Part 1

a. Using the pairs of values for all

1010

points, find the equation of the regression line.

b. After removing the point with coordinates

left parenthesis 7 comma 1 right parenthesis(7,1),

use the pairs of values for the remaining

points and find the equation of the regression line.

c. Compare the results from parts (a) and (b).

02468100246810xy

A scatterplot has a horizontal x-scale from 0 to 10 in increments of 1 and vertical y-scale from 0 to 10 in increments of 1. Ten points are plotted with nine points, (1, 6), (2, 6), (3, 6), (1, 7), (2, 7), (2, 7), (3, 7), (1, 8), (2, 8), and (3, 8), forming a square and the tenth point (7, 1) being below and to the right of the square.