What is the probablity that a number selected at random from the number 1, 2,2,3,3,3,4,4,4,4 will be their average
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Step-by-step explanation:
average of following set of numbers=1+2+2+3+3+3+4+4+4+4/10
=30/10
=3
probability of getting 3= number of time 3 come/ total number
=3/10
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