Basic Theoretical Probability

Front

What is the probability of an event that is absolutely certain?

Back

100%.

Front

What is the theoretical probability of rolling an even number on a die?

Back

1/2.

Front

What is the probability of spinning green on a spinner with 4 equal sections?

Back

1/4.

Front

What is the probability of an event that is absolutely impossible?

Back

0%.

Front

If you spin a spinner with 4 equal sections, what is P(7)?

Back

1/4.

Front

Define theoretical probability.

Back

Theoretical probability is the ratio of the number of favorable outcomes to the total number of possible outcomes.

Front

What is the formula for calculating probability?

Back

Probability = (Number of favorable outcomes) / (Total number of possible outcomes).

Front

If a die has 6 sides, what is the probability of rolling a 3?

Back

1/6.

Front

What is the probability of drawing a red card from a standard deck of cards?

Back

1/2.

Front

If a spinner has 5 equal sections, what is the probability of landing on any one section?

Back

1/5.