Which expressions are listed in the simplest form? Check all that apply. 1) 5√3b
2) 2√21
3) x√8
4) 2y√36
5) √5
6) c√12c^2

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.