Probability Quiz

A bag contains 7 red marbles and 7 white marbles. Which description of likelihood best describes randomly grabbing a red marble?

• Certain

• Likely

• Neither unlikely nor likely

• Not Likely

Tags

CCSS.7.SP.C.5

A number cube with faces labeled 1 - 6 is rolled 12 times. In theory, how many of the 12 rolls would result in a number less than 4?

• 4

• 6

• 12

• 16

Tags

CCSS.7.SP.C.6

Based on these results, what is the expected probability of randomly selecting a green marble from the bag in one attempt? Give your answer in decimal form.

• 0.06

• 0.15

• 0.20

• 0.25

Tags

CCSS.7.SP.C.6

A standard number cube numbered 1 - 6 will be rolled 600 times. The number 6 is rolled 32 times. What is the experimental probability of rolling a 6? Give your answer in decimal form rounded to the nearest thousandth.

• 0.053

• 0.058

• 0.067

• 0.028

Tags

CCSS.7.SP.C.6

A standard number cube numbered 1 - 6 will be rolled 400 times. The theoretical probability of rolling a 6 is 1/6. Select the TWO values that represent an approximate relative frequency of rolling a 6 in 400 attempts.

• 64

• 24

• 200

• 240

• 70

Tags

CCSS.7.SP.C.6

In Mrs Cutchen's homeroom there are 30 students

In her homeroom, 10% of students bring their lunch from home

In her homeroom, 30% of students chose a BBQ sandwich

In her homeroom, 60% of students chose cheesy pull-apart bread

How many students in Mrs. Cutchen's homeroom bring their lunch from home?

• 2 students

• 3 students

• 9 students

• 18 students

Tags

CCSS.6.RP.A.3C

Mrs. Cutchen's has 30 students in her homeroom

In her homeroom, 10% of students bring their lunch from home.

In her homeroom, 30% of students chose a BBQ sandwich

In her homeroom, 60% of students chose cheesy pull-apart bread

What is the number of students in Mrs. Cutchen's homeroom who chose a BBQ sandwich for lunch?

• 2 students

• 3 students

• 9 students

• 18 students

Tags

CCSS.6.RP.A.3C

Mrs. Cutchen's has 30 students in her homeroom

In her homeroom, 10% of students bring their lunch from home.

In her homeroom, 30% of students chose a BBQ sandwich

In her homeroom, 60% of students chose cheesy pull-apart bread

How many students in Mrs. Cutchen's homeroom chose the cheesy pull-apart bread from the cafeteria for lunch?

• 10 students

• 12 students

• 14 students

• 18 students

Tags

CCSS.6.RP.A.3C

Angel made a spinner with a letter marked on each section. He said the probability of the arrow landing on the Y is ⅓. Which spinner could be the one that Angel made?

• The spinner with 3 Y out of 4 total sections

• The spinner with 4 Y section out of 8 total sections.

• The spinner with 4 Y sections out of 12 total sections.

• The spinner with 3 Y sections out of 12 total sections.

Tags

CCSS.7.SP.C.7B

What is the likelihood of a fair coin landing on tails If the Probability is 1/2?

• impossible

• unlikely

• not likely or unlikely

• certain

Tags

CCSS.7.SP.C.5