In a study of the accuracy of fast food drive-through orders, one restaurant had 30 orders that were not accurate among 369 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?

In a study of the accuracy of fast food drive-through orders, one restaurant had 30 orders that were not accurate among 369 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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Question

b. Identify the test statistic

c. The P-value for this hypothesis test is

d. Identify the conclusion for this hypothesis test

e. Does the accuracy rate appear to be acceptable?

In a study of the accuracy of fast food drive-through orders, one restaurant had 30 orders that were not accurate among 369 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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