In a simple linear regression analysis with n = 22 datapoints, an estimate Bi = 56.33 is obtained withs.e.(B)) = 3.78.(a) Calculate a two-sided 95% confidence interval for theslope parameter B1.(b) Test the null hypothesis Ho : B1 = 50.0 against atwo-sided alternative hypothesis.

The independent variable is X. The dependent variable is Y. We have to construct 95% confidence…

Answered: In a simple linear regression analysis…

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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In a simple linear regression analysis with n = 22 data points, an estimate ß1 = 56.33 is obtained with s.e.(B) = 3.78. (a) Calculate a two-sided 95% confidence interval for the slope parameter B1. (b) Test the null hypothesis Họ : B1 = 50.0 against a two-sided alternative hypothesis.