A Study of College Students Stated That 25% of All $= 15$

question 161

Multiple Choice

A study of college students stated that 25% of all college students have at least one tattoo. In a random sample of 80 college students, let x be the number of the students that have at least one tattoo. Find the mean and standard deviation for this binomial distribution.

• A) Mean = 20, Standard Deviation \(= 15\)
• B) Mean \(= 80\), Standard Deviation \(= 3.87\)
• C) Mean = 20, Standard Deviation \(= 3.87\)
• D) Mean = 80, Standard Deviation \(= 15\)

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