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The amount of time in minutes that an executive of a certain firm talks on the telephone is a random variable havin gthe following probability density
f(x)= {​4/x​ if 0 {4/3 if x>2
​ {x/0 otherwise
find the lenght of a random conversation that has lasted at the least 1 minute ?

Respuesta :

Answer:

The minimum length is 7/4 minutes or 1.75 minutes.

Step-by-step explanation:

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