In a study of the accuracy of fast food​ drive-through orders, one restaurant had 37 orders that were not accurate among 338 orders observed. Use a 0.05 significance level to test the claim that the rate of inaccurate orders is equal to​ 10%. Does the accuracy rate appear to be​ acceptable?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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In a study of the accuracy of fast food​ drive-through orders, one restaurant had

37

orders that were not accurate among

338

orders observed. Use a

0.05

significance level to test the claim that the rate of inaccurate orders is equal to​ 10%. Does the accuracy rate appear to be​ acceptable? 

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