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Calculate the probability that P [X-50]> 0

(formalize the question and continue with the resolution).

(formalize the question and continue with the resolution).

@Dason - isn't P vs Pr used for continuous vs discrete or vice versa?

@Dason - isn't P vs Pr used for continuous vs discrete or vice versa?

But yeah unless OP literally got a white sheet of paper with just that sentence and nothing else on it then there is context aren't mentioning.