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1) Compute and interpret the sample correlation coefficient for the five observations taken for two variables below. X₁ 4 6 11 3 16 Y₁ 50 50 40 60 30

1) Compute and interpret the sample correlation coefficient for the five observations taken for two variables below. X₁ 4 6 11 3 16 Y₁ 50 50 40 60 30

MATLAB: An Introduction with Applications
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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HW4 Xi 4 6 11 3 16 Please write your answers and your work on a separate sheet. Based on Chapter 3 (pp. 142-148) 1) Compute and interpret the sample correlation coefficient for the five observations taken for two variables below. X₁ 6 11 15 2) Compute and interpret the sample correlation coefficient for the five observations taken for two variables below. 21 27 Based on Chapter 14 Yi 50 50 40 60 30 Xi 3 12 6 20 14 Yi 6 9 6 17 12 3) Consider the following data. MN 260M bi-s (xi-xi-g = {(x1-x)² Yi 55 40 55 10 15 a. Develop the estimated regression equation by computing the values of b₁ and bo. b. Use the estimated regression equation to predict the value of y when x = 10.
Transcribed Image Text:HW4 Xi 4 6 11 3 16 Please write your answers and your work on a separate sheet. Based on Chapter 3 (pp. 142-148) 1) Compute and interpret the sample correlation coefficient for the five observations taken for two variables below. X₁ 6 11 15 2) Compute and interpret the sample correlation coefficient for the five observations taken for two variables below. 21 27 Based on Chapter 14 Yi 50 50 40 60 30 Xi 3 12 6 20 14 Yi 6 9 6 17 12 3) Consider the following data. MN 260M bi-s (xi-xi-g = {(x1-x)² Yi 55 40 55 10 15 a. Develop the estimated regression equation by computing the values of b₁ and bo. b. Use the estimated regression equation to predict the value of y when x = 10.
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