Question

fill in the blank with an appropriate word, phrase, or symbol(s).
a subcollection of the outcomes of an experiment is called a(n)
a subcollection of the outcomes of an experiment is called a(n)

Explanation:

In probability theory, when we consider an experiment, the set of all possible outcomes is called the sample space. A sub - collection (a subset) of these outcomes is specifically defined as an event. This is a fundamental concept in probability where we study the likelihood of different events occurring.

Answer:

event