Question: Chicken Delight claims that 90 of its orders are delivered

Chicken Delight claims that 90% of its orders are delivered within 10 minutes of the time the order is placed. A sample of 100 orders revealed that 82 were delivered within the promised time. At the .10 significance level, can we conclude that less than 90% of the orders are delivered in less than 10 minutes?


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  • CreatedDecember 10, 2014
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