Sanakirja.org

Määritelmät

Substantiivi

1. (probability) an event associated with a given infinite sequence Y=\{ y_k| k\ge k_0 \} that is determined by any subsequence of the form Y_n=\{ y_k|k\ge n\}, n\ge k_0 (a "tail" of that sequence)
2. a low-probability event
3. an event that initiates an activity