Mathematics, 25.12.2019 03:31, samaragreen34

Suppose that it is known that the number of items produced at a factory per week is a random variable x with mean 50. a) what can we say about the probability x greater than or equal to 75? b) suppose that the variance of x is 25. what can we say about p(40 < x < 60)?

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Suppose that it is known that the number of items produced at a factory per week is a random variabl...