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Hypothesis Testing: Delivering Orders On-Time

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A sample of 100 orders revealed that 82 were delivered within the promised time. At the 0.10 significance level, can we conclude that less than 90% of the orders are delivered in less than 10 minutes? What is the Null Hypothesis, Alternate Hypothesis, Alpha, Choice of test, Critical Value of test? Show computations. Interpret findings.

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A sample of 100 orders revealed that 82 were delivered within the promised time. At the 0.10 significance level, can we conclude that less than 90% of the orders are delivered in less than 10 minutes?
What is the Null ...

Solution Summary

The solution discusses an example of hypothesis testing regarding orders that were delivered within the promised time.

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