Hermann Math 2 Unit 8 Flashcard

Front

Relative frequency

Back

The number of times an event occurs divided by the total number of events that occurred.

Front

Two-way table

Back

A way of organizing data from two categorical variables to investigate the association between them.

Front

Event

Back

A set of one or more outcomes in a sample space, such as 'rolling a number less than 3' when rolling a number cube.

Front

Addition Rule

Back

Given events A and B, the probability of either A or B is given by P(A U B) = P(A) + P(B) - P(A ⋂ B).

Front

Probability of pulling a G from the bag with letters DOG or R from the bag with letters BARK

Back

1/2

Front

Sample space

Back

The set of all possible outcomes of a probability experiment.

Front

Probability

Back

A measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Front

Independent events

Back

Two events are independent if the occurrence of one does not affect the occurrence of the other.

Front

Dependent events

Back

Two events are dependent if the occurrence of one event affects the occurrence of the other.

Front

Complement of an event

Back

The set of outcomes in the sample space that are not included in the event.