datasample

noun
UK /ˈdeɪtəˌsɑːmpəl/
US /ˈdeɪtəˌsæmpəl/

A small group of facts or numbers picked to show what a bigger group is like.

The scientist looked at a datasample of ten apples to guess how sweet the whole box was.


OTHER MEANINGS

2. A small set of information used to test or train a computer program.

The teacher used a datasample of cat pictures to teach the computer to spot cats.

3. A piece of information taken from a larger collection for study.

She picked a datasample from the class survey to make a quick chart.

4. A small amount of digital information saved for checking later.

The app saved a datasample of your clicks to see which games you like.