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A bartender school measures a bartender's accuracy when pouring a single shot which is very close to 44.36 milliliters. On one exam, the prospective bartender's

A bartender school measures a bartender's accuracy when pouring a single shot which is very close to 44.36 milliliters. On one exam, the prospective bartender's pour 20 shots in a row in large glasses and they are then measured for accuracy. Kirin gets an average pour of 44.6 ml per shot with a standard deviation of .45 ml. Which test should be used? One-sample t-test One-sample z-test

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