Question

fill in the blank with an appropriate word, phrase, or symbol(s)
the sum of the probabilities of all possible outcomes of an experiment is______
the sum of the probabilities of all possible outcomes of an experiment is
100.
1
2
0

Explanation:

In probability theory, one of the fundamental rules is that the sum of the probabilities of all possible outcomes of an experiment must equal 1. This is a basic principle in the study of probability.

Answer:

1