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Mathematics 17 Online
OpenStudy (anonymous):

At a manufacturing plant, parts are regularly tested. Past records indicate that 2% of all parts tested are found to be defective. In a test batch of 400 parts, how many are expected to be defective?

OpenStudy (anonymous):

|dw:1340902869423:dw| K so to convert percentage to decimal we move the point two places to the left and get .02. Now we multiply this with 400 and get 8 parts defective.

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