Question

Gina randomly chooses from three different games to play on her computer: game A, game B, and game C. She generated this table of random combinations to model the situation. The estimated probability that Gina plays at least three games before she plays game a is

Answer 1

Explanation:

You must find the probability of Gina playing at least three games before playing game A. The phrase “at least three” means “three, four, five, or more.” That means Gina would not play game A in the first two occurrences (n – 1 = 3 – 1 = 2). Search the table for all outcomes that do not have A in the first two occurrences. These occurrences represent the event you’re interested in. Estimate the probability using the formula

.

The answer is 0.34.

Answer 2

The answer is 0.34

Explanation:

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