A total of 300-observations of Bob Ramos, an assembly-line worker, were made over a 40-hour work week.
Question:
(a) Find the percentage of time Bob was working.
(b) If you want a confidence level of 95%, and if 3# is an acceptable error, what size should the sample be?
(c) Was the sample size adequate?
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a b c The sample ...View the full answer
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Somshukla Chakraborty
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