Unit 10 Practice Test

If you draw a marble from a bag containing 3 red marbles and 2 blue marbles, what is the probability of drawing a red marble?

• 0.33
• 0.6
• 0.5
• 0.4

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

• 0.75
• 0.25
• 1
• 0.5

If you draw a card from a standard deck of 52 cards, what is the probability of drawing a red card and then drawing a black card with replacement?

• 1/3

• 1/8

• 1/2

• 1/4

In a deck of cards, what is the probability of drawing a spade and then drawing a heart without replacement?

• 1/39

• 1/13

• 1/52

• 1/26

If you roll a fair six-sided die three times, what is the probability of rolling a 2 on the first roll, a 4 on the second roll, and a 6 on the third roll?

• 1/144

• 1/72

• 1/36

In a bag of marbles, there are 6 red marbles and 5 blue marbles. If you draw one marble, replace it, and then draw another marble, what is the probability of drawing a red marble both times?

• 25/121

• 30/121

• 36/121

• 24/121

In a bag of marbles, there are 2 red marbles, 3 blue marbles, and 4 green marbles. If you draw one marble, replace it, and then draw another marble, what is the probability of drawing a blue marble, then a green marble, and finally a red marble?

• 24/162

• 34/324

• 24/243

• 24/81

If you roll a fair six-sided die twice, what is the probability of rolling a 3 on the first roll and a 5 on the second roll?

• 1/36

• 1/6

• 1/12

• 1/18

What is the upper quartile in a boxplot?

• Upper 25% of data

• Minimum value

• Maximum value

• Median

Which box and whisker plot has the highest median?

• Top plot
• Bottom plot