a) Find k such that the function is a probability density function over the given interval. b) Then write the probability density function. ƒ(x) = [5, 20] k -, X
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![a) Find \( k \) such that the function is a probability density function over the given interval.
b) Then write the probability density function.
\[ f(x) = \frac{k}{x}, \quad [5, 20] \]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F939f19e0-6626-477a-ba7a-4282434e880a%2F862c0c3e-bb1b-4760-8cb5-6379e71554f3%2F59xx0rb_processed.png&w=3840&q=75)
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