Question
Chicken Delight claims that 90 percent of its orders are delivered within30 minutes of the time the order is placed. A sample of 100 orders
Chicken Delight claims that 90 percent of its orders are delivered within30 minutes of the time the order is placed.
A sample of 100 orders revealed that 82 were delivered within the promised timeframe.
Is Chicken Delights claim valid at 0.10 level of significance?
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Making Hard Decisions with decision tools
Authors: Robert Clemen, Terence Reilly
3rd edition
538797576, 978-0538797573
