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1 We want to see if there is a difference in the average delivery time...

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1 We want to see if there is a difference in the average delivery time of two local pizza restaurants To check this we ordered pizza 6 different times from both restaurants controlling for time of day weather and traffic The average delivery time for pizza place A was 29 1 minutes with a standard deviation of 1 minute and for place B it was 26 5 minutes with a standard deviation of 1 2 minutes a 1 pt Estimate the difference in delivery times with a 95 confidence interval Round to 4 decimal places b 2 pts Write a real world interpretation of this problem

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