How many observations would be required in a time study in order to obtain 95 percent confidence that the average time observed was no more than 0.6 minutes from the true mean, assuming a standard deviation of cycle time of 1.8 minutes?

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The Answer of How many observations would be required in a time study in order to obtain 95 percent confidence that the average time observed was no more than 0.6 minutes from the true mean, assuming a standard deviation of cycle time of 1.8 minutes?

How Many Observations Would Be Required in a Time Study