Answered: Problem 3 Table 3 shows the selling…

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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Transcribed Image Text:Problem 3 Table 3 shows the selling price of a specific brand of sanitizer at six stores before and after the COVID-19 pandemic. At 0.05 level of confidence level, can we make a conclusion that on average, the price has not changed? Make your conclusion using the p-value approach, with the aid of Mic. Office EXCEL.

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Step 1

Given the data on the selling price of a specific brand of sanitizer stores before and after the COVID-19 pandemic.

The hypothesis to be tested here is:

This is a two-tailed test.

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