5 mins" would be appropriate unless you are expressing it as an adjective then use the singular form, as in a five minute break or the ten minute mark.
However, in scientific writing, the.
Dec 24, 2015 · No, $M:=\min\ {X,Y\}$ is a random variable itself that "records" the lowest value of $X,Y$.
You do not compare the probabilities but the values of the random variables.
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