Probability

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

Tags

CCSS.7.SP.C.5

The letters that form the word MATHEMATICS are placed individually in a bowl. When selecting a letter from the bowl, what is the probability of choosing a vowel?

• 16/121

• 4/11

• 3/11

• 5/11

40% of students in a school wore blue on a Spirit Day. If two students are randomly selected, what is the probability that both students will not be wearing blue?

• 0.16

• 0.36

• 0.24

• 0.60

When would you expect the experimental probability of an event to get closer to equaling the theoretical probability of the event?

• When there are exactly 50 trials in the experiment.

• The fewer the number of trials in the experiment.

• The larger the number of trials in the experiment.

• This can't be determined.

Jamie has 3 raffle tickets. One hundred tickets were sold. Her name was not drawn for the first prize. What is the probability that her name will be drawn for the second prize?

• 1/3
• 1/33
• 3/100
• 2/99

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Berry rolls two number cubes. What is the probability that the sum of the two number cubes will be less than 5?

• 1/4

• 1/12

• 1/9

• 1/6

Find the probability of choosing a student at random that plays an instrument OR a sport.

• 2/5

• 13/20

• 11/20

• 4/5

A survey found that 39% of the population owned dogs, 22% owned cats, and 8% of the population owned both a cat and a dog? Find the probability that a person owns a cat or a dog.

• 0.08

• 0.53

• 0.61

• 0.36

Probability can be written as ...

• a fraction
• a decimal
• a percent
• all of the above

Tags

CCSS.7.SP.C.5

Probability is ...

• the chance that some event will occur.
• a game that involves coins.
• a guarantee.

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7