For the following data set: x 3.9 6.1 4.6 3.7 1.8 3.3 3.4 y 4.2 4.7 5.7 4.5 9.6 5.2 4.3     Part 1 of 4       (a) Compute the least-squares regression line. Round the answers to at least four decimal places. Regression line equation: =y   .

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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For the following data set:

x
3.9
6.1
4.6
3.7
1.8
3.3
3.4
y
4.2
4.7
5.7
4.5
9.6
5.2
4.3
 
 
Part 1 of 4
 
 
 

(a) Compute the least-squares regression line. Round the answers to at least four decimal places.

Regression line equation:
=y
 
.
 
 
 
Expert Solution
Step 1

In order to obtain the regression line, first perform regression analysis on the data.

The software procedure is given below:

  • Enter the values of X in column A and values of Y in column B.
  • Select Data > Data Analysis >Regression> OK.
  • Enter Input Y Range as B1:B8.
  • Enter Input X Range as A1:A8.
  • Click OK.
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