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1.3.1. Ten years ago the average African drank 2.5 cups of coffee per day. You suspect that amount has changed since then 122 +UNG

1.3.1. Ten years ago the average African drank 2.5 cups of coffee per day. You suspect that amount has changed since then 122 +UNG

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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Formulate the null and alternative hypothesis in each case: 1.3.1. Ten years ago the average African drank 2.5 cups of coffee per day. You suspect that amount has changed since then 1.3.2 A researcher at UWC speculates that the average points for entering first year is higher than the national average of 65
Transcribed Image Text:Formulate the null and alternative hypothesis in each case: 1.3.1. Ten years ago the average African drank 2.5 cups of coffee per day. You suspect that amount has changed since then 1.3.2 A researcher at UWC speculates that the average points for entering first year is higher than the national average of 65
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Solution 1.3.1 - Given that ,

Let u denote the average African drank that is u=2.5 cup of coffee per day 

 

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