🧩🔁🎯U8 (Probability) Flashcardizz Review

Front

What is the total number of lunch combinations possible with 6 sandwiches, 3 types of chips, and 4 beverages?

Back

216 combinations (calculated as 6 sandwiches * 3 chips * 4 beverages).

Front

Define the intersection of two sets A and B.

Back

The intersection of two sets A and B, denoted as A ∩ B, is the set of elements that are common to both A and B.

Front

What is the probability of drawing a red marble followed by a green marble from a bag of 17 marbles (4 blue, 6 green, 2 red, 5 yellow)?

Back

Front

What is a tree diagram and how is it used in probability?

Back

A tree diagram is a visual representation that shows all possible outcomes of a probability experiment, helping to calculate the total number of outcomes.

Front

What is the formula for calculating the probability of an event?

Back

The probability of an event is calculated as P(E) = \frac{\text{Number of favorable outcomes}}{\text{Total number of outcomes}}.

Front

If A = {1, 2, 3, 4, 5, 6} and B = {1, 2, 3, 5, 7, 9}, what is A ∩ B?

Back

A ∩ B = {1, 2, 3, 5}.

Front

How do you calculate the total number of combinations when choosing items from different categories?

Back

Multiply the number of choices in each category together.

Front

What is the probability of an event that is certain to happen?

Back

The probability of a certain event is 1.

Front

What is the probability of an event that cannot happen?

Back

The probability of an impossible event is 0.

Front

Define the term 'complement' in probability.

Back

The complement of an event A, denoted as A', is the set of all outcomes in the sample space that are not in A.