Hence, the correct answer is 1/5
A random variable is a numerical valued variable on a defined sample space of an experiment with expressions such as X
probability distribution of random variable X is given by,
X 1 2 3 4 5
P(X) 1/5 1/5 1/5 1/5 1/5
mean of probability distribution = [tex]\frac{\sum{P(X)}}{5}[/tex]
= 1/5
to learn more about random variables: https://brainly.com/question/14356285
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