[fifteen points]
a quality-control center finds that 2 out of 250 randomly selected toy...
Mathematics, 01.12.2019 05:31 dogsb4doods
[fifteen points]
a quality-control center finds that 2 out of 250 randomly selected toy trains are defective. how many trains would they expect to be defective in a batch of 10,000?
Answers: 2
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