ACT Math

Mean, median, and mode in Desmos

October 8, 2026 · 5 min read

Type mean, median, or mode on a list in Desmos. Do not add and divide by hand when the list is long. Statistics functions as a set are in statistics functions.

List in, one-number out

mean(2, 5, 5, 9) is 5.25. median of the same list is 5. mode is 5. The definitions by hand are in mean, median, and mode.

Desmos access is in Desmos on the ACT. Histograms are a different display, in histograms.

The bottom line

mean(), median(), mode() on the list. Match the word the stem used.

Start practicing

Start with a free diagnostic, then drill your weak spots with 15-question quizzes and track how you're doing across Reading, English, and Math. Compare plans whenever you're ready to go further.

This article offers general ACT prep guidance. The ACT can change from year to year, including its format, scoring, policies, test dates, and fees, so always confirm the latest details on the official ACT website at act.org before you make decisions. ACT® is a registered trademark of ACT, Inc. thirty-six is not affiliated with, endorsed by, or sponsored by ACT.