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A recent survey found that 42% of all college students wear glasses or contacts. a) In a random sample of 10 college students, what is

A recent survey found that 42% of all college students wear glasses or contacts.

a) In a random sample of 10 college students, what is the probability that less than 5 wear glasses or contacts? Solve this problem with last week's Binomial distribution.

b) Now, solve the same problem with this week's Normal distribution approximation to the Binomial distribution.

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