relative frequency

American  

noun

Statistics.

1. the ratio of the number of times an event occurs to the number of occasions on which it might occur in the same period.

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relative frequency British  

noun

1. 1. the ratio of the actual number of favourable events to the total possible number of events; often taken as an estimate of probability

   2. the proportion of the range of a random variable taking a given value or lying in a given interval

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Example Sentences

"One of the things we did in our paper was look at the relative frequencies of the different kinds of dinosaurs," Fiorillo said.

From Science Daily

People on the East Coast earlier this month experienced something that occurs with relative frequency in the West: ominous orange skies lit up by dense wildfire smoke.

From Scientific American

Despite their relative frequency and unfathomable size, finding a supermassive black hole is no easy task.

From Salon

The classic stylometric technique, begun in the late 1980s, was to tabulate the relative frequency of “function words” — words like “by” and “you” and “from” — and then to compare their numbers across manuscripts.

From New York Times

Still, she said, the relative frequency of incidents has had her and other staffers often discussing “the trade-offs. Is it worth it now, this risk to our safety?”

From Washington Post