A Recent Survey Found That 61% of All Adults Over

question 29

Multiple Choice

A recent survey found that 61% of all adults over 50 wear glasses for driving. In a random sample of 70 adults over 50, what is the mean and standard deviation of the number who wear glasses? round to the nearest hundredth when necessary.

• A) mean: 27.3; standard deviation: 4.08
• B) mean: 27.3; standard deviation: 6.53
• C) mean: 42.7; standard deviation: 6.53
• D) mean: 42.7; standard deviation: 4.08

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Definitions:

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A serious liver infection caused by the hepatitis B virus (HBV) that can become chronic in some patients.

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Phenylketonuria, a genetic disorder characterized by the body's inability to break down the amino acid phenylalanine, leading to its accumulation.

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Big, intricate molecules that are crucial for the body's cellular structure, function, and the control of its tissues and organs.

Rapid Strep Test

A quick diagnostic test performed to determine the presence of streptococcus bacteria in the throat, typically used to diagnose strep throat.