SOLUTION: The literacy rate for a nation measures the proportion of people age 15 and over that can read and write. The literacy rate in a certain country is 30%. Suppose you choose 15 peopl

Question 1151483: The literacy rate for a nation measures the proportion of people age 15 and over that can read and write. The literacy rate in a certain country is 30%. Suppose you choose 15 people in this country at random. Let X = the number of people who are literate.
a. What probability distribution does the random variable X have?
The random variable X has a PDF with n = and p =
Symbolically, X~B
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
It is a binomial (n, p). This assumes random sample and equal probabilities to be chosen and dichotomous outcome.
X~B(15, 0.3)
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