In a study of the accuracy of fast food drive-through orders, one restaurant had 34 orders that were not accurate among 373 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?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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b. Test statistic = ?

c. P-value = ? 

d. Reject/Accept null hypothesis ?

 

In a study of the accuracy of fast food drive-through orders, one restaurant had 34 orders that were not accurate among 373 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?
Transcribed Image Text:In a study of the accuracy of fast food drive-through orders, one restaurant had 34 orders that were not accurate among 373 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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