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OpenStudy (anonymous):
In a batch of 1160 calculators, 5 were found to be defective. What is the probability that a calculator chosen at random will be defective? Write the probability as a percent. Round to the nearest tenth of a percent if necessary
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OpenStudy (anonymous):
5/1160 0.431% chance ~
OpenStudy (anonymous):
probability = favorable cases / total cases favourable cases = 5 defective calcies total cases = 1160 calcies
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