Question: I am having some trouble with Question B, are you able to help? Chicken Delight claims that 92% of its orders are delivered within 10

I am having some trouble with Question B, are you able to help?

Chicken Delight claims that 92% of its orders are delivered within 10 minutes of the time the order is placed. A sample of 70 orders revealed that 64 were delivered within the promised time. At the 0.01 significance level, can we conclude that less than 92% of the orders are delivered in less than 10 minutes? a. What is the decision rule? (Negative amount should be indicated by a minus sign. Round your answer to 2 decimal places.) Reject HO if z

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