Unit 8 Flashcard Practice new

Front

What is the probability of drawing an ace or a red card from a standard deck of 52 cards?

Back

28/52

Front

What does A' represent in set notation?

Back

A' represents the complement of set A, which includes all elements not in A.

Front

What is the probability of rolling a 2 or a 3 on a standard six-sided die?

Back

1/3

Front

In a Venn diagram, how do you represent students who are in both the band and track but not in chess?

Back

The area representing the intersection of band and track, excluding the area for chess.

Front

What does (A U B) represent in set notation?

Back

(A U B) represents the union of sets A and B, which includes all elements in A, B, or both.

Front

How many total outcomes are there when rolling a standard six-sided die?

Back

6 outcomes (1, 2, 3, 4, 5, 6).

Front

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

Back

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

Front

What is the complement of an event?

Back

The complement of an event includes all outcomes that are not in the event.

Front

How do you denote the intersection of two sets A and B?

Back

The intersection is denoted as (A ∩ B), which includes all elements common to both sets.

Front

What is the probability of drawing a face card from a standard deck of 52 cards?

Back

12/52 (3 face cards in each of the 4 suits).