Unit 3- Probability Flashcard 1 Review

Front

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

Back

P(A) = 13/52

Front

What is the probability of drawing a heart or a 7 from a standard deck of cards?

Back

P(A or B) = 16/52

Front

What probability value indicates an event is unusual?

Back

Less than 0.05

Front

What is the probability of drawing a heart and a 7 from a standard deck of cards?

Back

P(A and B) = 1/52

Front

What probability value indicates an event is impossible?

Back

0

Front

Define probability.

Back

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

Front

What is a standard deck of cards composed of?

Back

A standard deck consists of 52 cards, divided into 4 suits: hearts, diamonds, clubs, and spades.

Front

How many hearts are in a standard deck of cards?

Back

There are 13 hearts in a standard deck of cards.

Front

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

Back

P(Event) = (Number of favorable outcomes) / (Total number of outcomes)

Front

What does it mean if P(A) = 0.5?

Back

It means that event A has an equal chance of occurring or not occurring.