Category: Uncategorized

Three coins are tossed. How many outcomes are in the sample space?

How many different 4-letter arrangements can be formed from 7 distinct letters without repetition?

Among 30 employees, 18 are full-time and 10 full-time employees have graduate degrees. If an employee is full-time, what is the probability the employee has a graduate degree?

A die is rolled twice. What is the probability of rolling a 6 both times?

In a class, 12 students are freshmen, 8 are sophomores, and 5 freshmen own laptops. If a randomly selected student is known to be a freshman, what is the probability the student owns a laptop?

In a class of 40 students, 18 take statistics, 15 take biology, and 6 take both. What is the probability that a randomly selected student takes statistics or biology?

A fair six-sided die is rolled once. What is the probability of rolling a number greater than 4?

A survey found 40 students play sports, and 16 of those sports players also play music. If a student is known to play sports, what is P(plays music)?

Two coins are tossed. Which of the following is the correct sample space?

A bag contains 5 red and 3 blue marbles. Two marbles are selected without replacement. What is the probability both are red?