Prob&stats
posted by Rosa on .
Search results for: Using numbers 120 what is probability a randomly chosen number is either an even number or a number greater than 14?

even?
Pr(even)= number of even numbers/20=1/2
greater than 14 (15, 16, 17, 18, 19 ,20 or six choices
Pr(>14)= 6/20