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Description: In a study of the accuracy of fast food drive-through orders, one restaurant had 40 orders that were not accurate among 310 orders observed. Use a0.10significance level to test the claim that the rate of inaccurate orders is equal to 10%. Does the

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 study of the accuracy of fast food drive-through orders, one restaurant had 40 orders that were not accurate among 310 orders observed. Use a0.10significance level to test the claim that the rate of inaccurate orders is equal to 10%. Does the accuracy rate appear to be acceptable?

Identify the null and alternative hypotheses for this test.

test statistic

pvalue

conclusion

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