colorblindness is gender-based, while the majority of sufferers being males. roughly 8% of white males have some form of colorblindness, while the incidence among white females isonly 1%. a random sample of 20 white males and 40 white females was chosen. let x be the number of males (out of the 20) who are colorblind. let y be the number of females (out of the 40) who are colorblind. let z be the total number of colorblind individuals in the sample (males and females together). what is the probability that exactly 2 of the 20 males are colorblind? (note: some answers are rounded.)