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A recent survey found that 63% of all adults over 70 wear glasses for driving. In a random sample of 86 adults over 70, what

A recent survey found that 63% of all adults over 70 wear glasses for driving. In a random sample of 86 adults over 70, what is the standard deviation of the number who wear glasses?

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Find the standard deviation for the indicated probability distribution. Round your answer to two decimal plaoes. A recent survey found that 53% of all adults over 3'0 wear glasses for driving. In a random sample of 36 adults over 3'0, what is the standard deviation of the number who wear glasses

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