Probability

Front

What is Probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a number between 0 and 1, where 0 means the event will not happen and 1 means it will definitely happen.

Front

What is a Sample Space?

Back

A sample space is the set of all possible outcomes of a probability experiment.

Front

What is an Event in Probability?

Back

An event is a specific outcome or a set of outcomes from a probability experiment.

Front

How do you calculate the Probability of an Event?

Back

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

Front

What is a Compound Event?

Back

A compound event is an event that involves two or more simple events.

Front

What is the Fundamental Counting Principle?

Back

The Fundamental Counting Principle states that if one event can occur in 'm' ways and a second event can occur independently in 'n' ways, then the two events can occur in m × n ways.

Front

How many different combinations can be made with 3 shirts and 4 pants?

Back

12 combinations (3 shirts × 4 pants = 12).

Front

What is the Probability of rolling a 3 on a standard die?

Back

1/6 (There is 1 favorable outcome and 6 possible outcomes).

Front

What is the Probability of selecting a red card from a standard deck of cards?

Back

1/2 (There are 26 red cards out of 52 total cards).

Front

What is the Probability of NOT picking a specific item?

Back

Probability of NOT picking an item = 1 - Probability of picking that item.