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(12} Suppose that a college determines the following distribution for X = number of courses taken by a fulltime student this semester? {lets} Value otX

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(12} Suppose that a college determines the following distribution for X = number of courses taken by a fulltime student this semester? {lets} Value otX 3 4 5 6 Probability 0.03 0.25 0.32 a} What is the average number of courses full time student at this college take this semester? b] What is standard deviation of the number of courses full time student a this college take this semester

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