STUDY
GUIDE
pass
resources
AP STATISTICS PROBABILITY AND RANDOM VARIABLES
YEAR 2025-2026
AP Statistics
STUDY GUIDE AND test bank
grade-A
official revision
Study Guide - AP Statistics Probability and Random Variables year 2025-2026 - Page 1
, AP Statistics
TABLE OF CONTENTS
STUDY
GUIDE
pass
1. examination STUDY GUIDE AND test bank resources
2. exam study guide
3. Study Tips
grade-A
official revision
Study Guide - AP Statistics Probability and Random Variables year 2025-2026 - Page 2
, AP Statistics
exam STUDY GUIDE AND test bank 2025-2026
STUDY
GUIDE
pass
Q1: What is the probability of an event that is certain to happen? resources
a) 1 ■
b) 0
c) 0.5
d) Cannot be determined
Q2: What is the probability of an impossible event?
a) 0 ■
b) 1
c) 0.5
d) Cannot be determined
Q3: If two events are mutually exclusive, what is true?
a) P(A and B) = 0 ■
b) P(A or B) = 0
c) P(A and B) = 1
d) P(A) = P(B)
grade-A
Q4: If events A and B are independent, what is true?
a) P(A and B) = P(A) × P(B) ■
b) P(A and B) = 0
c) P(A or B) = 1
d) P(A) = P(B)
Q5: What is a random variable?
a) A numerical outcome of a random phenomenon ■
b) A fixed constant
c) The probability of an event
d) A sample size
official revision
Study Guide - AP Statistics Probability and Random Variables year 2025-2026 - Page 3