Basic Statistics > Significant Digits
Significant digits refers to how many important or interesting digits there are in a number. For example:
- 221 = 3 sig. digits
- 2212 = 4 sig. digits
- 2211.1 = 5 sig. digits
- 0.0022 = 2 sig. digits. We aren’t ever interested in leading zeros.
Stephanie Glen. "Significant Digits" From StatisticsHowTo.com: Elementary Statistics for the rest of us! https://www.statisticshowto.com/significant-digits-rounding-statistics/
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