Question

The probability distribution for arandom variable x is given in the table.Find the probability that x>5

Answer 1

The probability that x≥5

P (x≥5) = P(5)+P(10)+P(15)+ P(20)

P (x≥5)= 0.1+0.25+0.1+0.15

P (x≥5)= 0.6