Probability Review

Probability is ...

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

Tags

CCSS.7.SP.C.5

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%

Tags

CCSS.7.SP.C.5

Probability can be written as ...

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

Tags

CCSS.7.SP.C.5

What is the probability of rolling a cube and having it land as a six?

• 1/6
• 5/6
• 1/3
• 1/2

Tags

CCSS.7.SP.C.5

What is the probability of spinning the spinner and having it land on Green?

• 1/4 or 25%
• 1/3 or 33%
• 1/5 or 20%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of flipping a coin and having it land heads and then flipping the coin again and having it land heads?

• 2/4
• 1/3
• 1/4

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CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.SP.C.5

CCSS.7.SP.C.8

A restaurant offers 7 appetizers and 12 main courses.  How many ways can a person order a two-course meal?

• 84
• 19
• 12
• 96

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CCSS.7.NS.A.2

CCSS.7.NS.A.3

The sample space shows the possible outcomes of picking two cards out of 5 different colored cards, red (R), green (G), blue (B), yellow (Y), and purple (P).  Find the probability of picking one purple card and one blue card.

• 1/2
• 3/20
• 2/20
• 1/10

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.8

How many outcomes when choosing a vowel (a, e, i, o, u) and then a number (2 or 6)?

• 7
• 5
• 10
• 12

Tags

CCSS.7.SP.C.8

Which shows the sample space for flipping two coins?

• H, T
• HH, HT, TH, TT
• HH, TT
• Dime, Nickel

Tags

CCSS.7.SP.C.8