Find the intercept of the regression line.
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

Transcribed Image Text:21. A company manufactures an electronic device to be used in a very wide temperature range. The company wants to
know how the temperature (X) affects the lifetime (Y) of the device, and hence collected the following data:
40
20
10
30
50
70
80
90
60
Temperature in Celsius
345
400
276
Lifetime in Hours
211
155
118
76
34
Use the information Sxx = 6000, Syy = 153028, Sxy=-30060 to find the intercept of the regression line.
A-73.5
B-70.5
C +430.5
D +449.5
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