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Mathematics, 24.02.2020 23:59 electrofy456

A recent survey found that 7575% of all adults over 50 wear glasses for driving. In a random sample of 4040 adults over 50, what is the mean and standard deviation of those that wear glasses? Round the answers to the nearest hundredth.

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A recent survey found that 7575% of all adults over 50 wear glasses for driving. In a random sample...
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