Question: A random variable has a probability density function f(x) = A/x2 for 2 x 4. (a) What is the value of A? (b)

A random variable has a probability density function
f(x) = A/x2 for 2 ≤ x ≤ 4.
(a) What is the value of A?
(b) What is the lower quartile of the distribution?

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