# Random Variables Checkpoint 3.pdf - Module Random Variables...

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Module Random VariablesRandom Variables Checkpoint 3Step 1 of 1These three questions refer to the following information:Color-blindness is any abnormality of the color vision system that causes a person to see colorsdifferently than most people, or to have difficulty distinguishing among certain colors().Color-blindness is gender-based, with the majority of sufferers being males.Roughly 8% of white males have some form of colorblindness, while the incidence among whitefemales is only 1%.A random sample of 20 white males and 40 white females was chosen.LetXbe the number of males (out of the 20) who are color-blind.LetYbe the number of females (out of the 40) who are color-blind.LetZbe the total number of color-blind individuals in the sample (males and females together).
Question 1 of 3 Points: 0 out of 10Which of the following is true about the random variables X, Y, and Z?
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