Saturday

February 28, 2015

February 28, 2015

Posted by **Jenny** on Friday, January 29, 2010 at 8:55pm.

"A random sample of 200 cell phones was inspected in a cell phone factory. It was found that 12 of the cell phone is defective in some way. Based on this data, the auditor wants to perform a statistical test to see that the defective rate of cell phone produced by the factory is greater than 10%."

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