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A survey shows that about 60% (i.e., 0.6) of all students know the Help YourMath You Tube channel in a college. Suppose that we randomly

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A survey shows that about 60% (i.e., 0.6) of all students know the Help YourMath You Tube channel in a college. Suppose that we randomly select 15 students from the college, please solve the following problems and round your answers to 4 decimal places. a. What is the probability that exactly 4 of them know HelpYourMath You Tube Channel? 0.0074 b. What is the probability that at least 4 of them know Help YourMath YouTube Channel? 0.9981 c. What is the probability that at most 4 of them know HelpYourMath YouTube Channel? d. What is the probability that more than 4 of them know HelpYourMath YouTube Channel? e. What is the probability that less than 4 of them know HelpYourMath YouTube Channel? Enter an integer or decimal number [more. .]

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