Question
Using the image attached, Is there sufficient evidence to conclude that the average time to deliver a pizza, once the order placed, is greater than
Using the image attached, Is there sufficient evidence to conclude that the average time to deliver a pizza, once the order placed, is greater than 25 minutes?
Distributions Del Time v Quantiles Summary Statistics 100.0% maximum 46 Mean 25.320458 99.5% 44.8151 Std Dev 3.924887 97.5% 34.70975 Std Err Mean 0.2533504 90.0% 30.177 Upper 95% Mean 25.819543 75.0% quartile 26.7875 Lower 95% Mean 24.821373 50.0% median 24.7 240 25.0% quartile 22.8525 10.0% 21.084 2.5% 19.50025 15 20 25 30 35 40 45 0.5% 17.09885 0.0% minimum 16.9
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Statistics For Management And Economics Abbreviated
Authors: Gerald Keller
10th Edition
978-1-305-0821, 1285869648, 1-305-08219-2, 978-1285869643
