Pre-ALG UNIT 9 - 9-1 FLASHCARD

Front

How many ways can you listen to 3 songs from a CD that has 12 selections?

Back

1320

Front

How many outfits are possible with 5 pairs of jeans, 8 t-shirts, and 2 pairs of shoes?

Back

80

Front

The probability of an outcome is the

Back

number of occurrences of that outcome / number of all possible outcomes

Front

The measure of the likelihood that an event will occur. The chance that an event will happen. A ratio of chance/all chances.

Back

probability

Front

There are 6 boys and 8 girls in a classroom. What is the probability that the teacher randomly selects a boy?

Back

3/7

Front

What is the formula for calculating combinations?

Back

C(n, r) = n! / (r!(n - r)!) where n is the total number of items and r is the number of items to choose.

Front

What is the difference between permutations and combinations?

Back

Permutations consider the order of selection, while combinations do not.

Front

If you flip a coin, what is the probability of getting heads?

Back

1/2

Front

What is the total number of outcomes when rolling a six-sided die?

Back

6

Front

What is the probability of rolling a number greater than 4 on a six-sided die?

Back

1/3