Essay
Write the claim that is suggested by the given statement, then write a conclusion about the claim. Do not use
symbolic expressions or formal procedures; use common sense.
Last year an appliance manufacturer received many complaints about the high rate of defects among its
washing machines. Approximately 9% of the machines were defective in some way. This year the company
tightened up its quality control procedures. The latest shipment of 250 washing machines contained 2 defective
units.
Correct Answer:

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The claim is that the defect rate has de...View Answer
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