The time of a telephone call (in minutes) to a certain town

Last updated: 7/24/2022

The time of a telephone call (in minutes) to a certain town is a continuous random variable with a probability density function defined by f(x) = 3x^-4 for [1,∞ ). Find the probability: P(x≥2). A. 0.2500 B. 0.8914 C. 0.1250 D. 0.8409