Math Antics probability 7th grade Quiz

What is the probability of flipping heads in a coin toss?

• 1/4

• 1/3

• 1/2

• 1/6

Tags

CCSS.7.SP.C.5

What does a probability of 1 mean?

• The event is uncertain

• The event is unlikely

• The event is impossible

• The event is definitely going to happen

Tags

CCSS.7.SP.C.5

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

• 1/4

• 1/3

• 1/6

• 1/2

Tags

CCSS.7.SP.C.5

How can probabilities be written?

• Only as fractions

• Only as decimals

• As fractions, decimals, or percentages

• Only as percentages

Tags

CCSS.7.EE.B.3

CCSS.7.SP.C.5

What is the probability of spinning a 12 on a spinner with 16 equally sized sectors?

• 1/6

• 1/12

• 1/16

• 1/8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of pulling out a green marble from a bag with 3 green, 7 yellow, and 1 white marble?

• 3/11

• 1/3

• 7/11

• 1/11

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

If you add up the probabilities of all possible outcomes of a trial, what is the total?

• 1

• 0

• 1/2

• 2

Tags

CCSS.7.SP.C.5

What does a probability less than one-half indicate?

• The event is unlikely

• The event is impossible

• The event is likely

• The event is certain

Tags

CCSS.7.SP.C.5

What is the probability of spinning a yellow on a spinner with 5 blue and 11 yellow sectors?

• 11/16

• 5/16

• 1/2

• 1/4

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Why do results get closer to expected probabilities with more trials?

• Because of predictability

• Because of the law of averages

• Because of randomness

• Because of certainty

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7