Question
The accuracy of a labor standards is to be within + or -5% and the confidence level is 95%. The standard deviation of the sample
The accuracy of a labor standards is to be within + or -5% and the confidence level is 95%. The standard deviation of the sample is 2, and the mean is 8. What sample size should be used?
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Z confidence level is 95 z a2 ...
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Elementary Surveying An Introduction to Geomatics
Authors: Charles D. Ghilani, Paul R. Wolf
13th Edition
978-0132554343, 132554348, 978-0273751441
