Real-Life Probability: Outcomes and Data Analysis Quiz

A bag contains 5 red, 3 blue, and 2 green marbles. If you randomly select one marble, what is the probability that it is blue?

• 4/10

• 1/5

• 2/10

• 3/10

In a class of 30 students, 18 are girls and 12 are boys. If a student is chosen at random, what is the probability that the student is a boy?

• 2/5

• 1/4

• 3/5

• 1/3

A spinner is divided into 4 equal sections: red, blue, green, and yellow. What is the probability of landing on green when the spinner is spun?

• 0.25

• 0.1

• 0.5

• 0.75

A survey shows that 60% of students prefer pizza over burgers. If you randomly select 10 students, how many would you expect to prefer pizza?

• 6

• 10

• 4

• 8

In a deck of 52 playing cards, what is the probability of drawing a heart?

• 1/5

• 1/3

• 1/2

• 1/4

A dice is rolled. What is the probability of rolling an even number?

• 1/2

• 1/3

• 3/6

• 2/3

A school is conducting a raffle with 100 tickets sold. If you buy 5 tickets, what is the probability that you will win?

• 0.02

• 0.05

• 0.10

• 0.25

In a survey of 50 people, 30 said they like chocolate ice cream. What is the probability that a randomly selected person likes chocolate ice cream?

• 0.4

• 0.8

• 0.6

• 0.5

A box contains 10 toys: 4 cars, 3 dolls, and 3 balls. If you randomly select one toy, what is the probability that it is a car?

• 3/10

• 1/3

• 2/5

• 1/2

A restaurant offers 3 types of salads, 4 types of sandwiches, and 2 types of desserts. If a customer randomly chooses one item from each category, what is the probability that they will choose a salad?

• 2/3

• 1/3

• 1/2

• 1/4