What is the probability that the student 30 years old

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Find the required probability for normal distribution.

Professor Cox needs a volunteer amongst 30 students in his statistical applications course. The average age of his students is 25 years, with the standard deviation of 3 years.

A)     What is the probability that the student between the ages 25 to 35 years old will volunteer?

B)     What is the probability that the student ages 19 to25years old will volunteer?

C)    What is the probability that the student 30 years old or younger will volunteer?

Reference no: EM1316127

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