Question

A number is selected from the numbers 2,3,3,5,5,5,7,7,7,7,9,9,9,9,9 at random , find the probability that the number selected is their median .

Answer 1

total numbers = 15
no.of trails in which event happened =1
therefore probability = 1/15

Answer 2

median is 7
so the probability is
4/15