Understanding Probability in Statistics

What is the probability of rolling a 3 on a standard die?

• 1/4

• 2/6

• 1/6

• 1/2

If you flip a coin, what is the probability of getting heads?

• 2/3

• 1/4

• 1/2

• 1/3

In a bag with 3 red balls and 2 blue balls, what is the probability of drawing a red ball?

• 2/5

• 4/5

• 3/5

• 1/2

If you have a standard deck of cards, what is the probability of drawing an Ace?

• 1/10

• 1/52

• 1/13

• 1/26

What is the probability of rolling an even number on a standard die?

• 1/3

• 1/2

• 3/4

• 2/5

If you have 5 marbles (3 green, 2 yellow), what is the probability of picking a yellow marble?

• 0.4

• 0.5

• 0.6

• 0.2

What is the probability of getting a sum of 7 when rolling two dice?

• 1/4

• 1/8

• 1/12

• 1/6

If you have a spinner divided into 4 equal parts (red, blue, green, yellow), what is the probability of landing on green?

• 1/3

• 1/5

• 1/4

• 1/2

In a class of 30 students, if 12 are girls, what is the probability of randomly selecting a girl?

• 0.5

• 0.2

• 0.3

• 0.4

If you draw a card from a standard deck, what is the probability of it being a heart?

• 1/5

• 1/3

• 1/2

• 1/4