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 a 0.01 significance level to test the claim that the rate of inaccurate orders is equal to​ 10%. The test statistic for this hypothesis test is what?

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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 a

0.01

significance level to test the claim that the rate of inaccurate orders is equal to​ 10%.

The test statistic for this hypothesis test is what?

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