Assume that aduits have iQ scores that aro normaly distnbuted with a moan of 99.2 and a standard doviation of 20.6 . Find the probateity that a randomly selectod adult has an iQ greater than 120 6. (hint Drew a graph.) The probatily that a randomy selected aduat from this group has an iQ greater than 129.6 is (Peund to four decimal places as neoded).