Solve Using the Addition Principle

question 253

Multiple Choice

Solve using the addition principle. Graph and write set-builder notation for the answer.
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Definitions:

Expected Value

The weighted average of all possible values of a random variable, with the weights being the probabilities of each outcome.

Absolute Value

The distance of a number from zero on the number line, disregarding its sign.

Payoff

The outcome or return from an investment or decision, often expressed in terms of profit or loss.

Probability

Probability quantifies the likelihood of an event occurring, ranging from 0 (impossible) to 1 (certain), and is a fundamental concept in statistics.