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a machine makes a product with 5 of units having faults in a sample of 20 units what is the probability that at least 1
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a survey of 20 items in a sales ledger has a mean value of r100 and standard deviation of r20 what is the 95 confidence
henry lom feels that the quantity of chocolates in a particular type of packet has decreased to test this feeling he
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this chapter mentioned several examples of automatic systems that implicitly include hypothesis tests - including
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