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Colorblindness is any abnormality of the color vision system that causes a person to see...

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Colorblindness is any abnormality of the color vision system that causes a person to see colors differently than most people or to have difficulty distinguishing among certain colors www visionrx com Select one answer 10 points Colorblindness is gender based with the majority of sufferers being males Roughly 8 of white males have some form of colorblindness while the incidence among white females is only 1 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 Which of the following is true regarding the random variables X and Y A O Both X and Y can be well approximated by normal random variables B O Only X can be well approximated by a normal random variable C Only Y can be well approximated by a normal random variable D O Neither X nor Y can be well approximated by a normal random variable

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