The Scottsdale re department aims to respond to recalls in
The Scottsdale re department aims to respond to recalls in 4 minutes or less, on average. Response times are normally distributed with a standard deviation of 1 minute. Would a sample of 18 re calls with a mean response time of 4 minutes 30 seconds provide sufficient evidence to show that the goal is not being met at α = .01? What is the p-value?
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