AP Statistics Unit 4 Part 1 Review

Front

What is Probability?

Back

The long-run relative frequency of a chance outcome.

Front

What does the Law of Large Numbers state?

Back

Observed probability will approach theoretical probability.

Front

If a random number generator chooses the last four digits of a phone number, which is more likely: 2873 or 9999?

Back

Neither.

Front

Which is NOT a myth about randomness?

Back

Short-term streaks get balanced out in the long run.

Front

What is the probability that the dessert has peanut butter in it if the options are 0.84, 0.58, 0.22, 0.59?

Back

0.59.

Front

Define Randomness.

Back

The lack of pattern or predictability in events.

Front

What is a chance event?

Back

An occurrence that can result in different outcomes, each with a certain probability.

Front

Explain the concept of 'theoretical probability'.

Back

The probability calculated based on the possible outcomes of an event.

Front

What is 'observed probability'?

Back

The probability determined by conducting an experiment or observing an event.

Front

What does it mean for events to 'balance out'?

Back

In the long run, the frequencies of outcomes will converge to their expected probabilities.