the law of averages

From King Dictionary of Contemporary Englishthe law of averagesthe law of averagesHMSthe probability that one result will happen as often as another if you try something often enough The law of averages says we’ll win at least once. law
Examples from the Corpus
the law of averagesThe law of averages says we're due for a win.Basically, if you believe the law of averages, 1996 should be a year for mutual funds to cool their heels.By the law of averages, one such application must finally succeed.