The length of time (in minutes)that a person arriving at a train station must wait for a train is uniformly distributed with density function f(x)=
where 0 ≤ x ≤ 20.Find the mean waiting time and the standard deviation.

Question

The length of time (in minutes)that a person arriving at a train station must wait for a train is uniformly distributed with density function f(x)=  
where 0 ≤ x ≤ 20.Find the mean waiting time and the standard deviation.

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The Answer of The length of time (in minutes)that a person arriving at a train station must wait for a train is uniformly distributed with density function f(x)=  
where 0 ≤ x ≤ 20.Find the mean waiting time and the standard deviation.

The Length of Time (In Minutes)that a Person Arriving at a Train