CCSS.Math.Content.7.SP.C.8

A compound event is..

• an event that directly causes another
• the probability of all the outcomes
• 1 event that creates 2 results
• when 2 or  more independent events work together

Tags

CCSS.Math.Content.7.SP.C.8

The questions on a multiple choice test each have 6 answer choices. Which model can be used to simulate randomly selecting the correct answer on a 20 question multiple choice test?

• rolling a six-sided number cube 6 times
• rolling a six-sided number cube 20 times
• spinning a spinner with 4 equal sized sections 4 times
• choosing 1 marble in a bag of 20 different colored marbles

Tags

CCSS.Math.Content.7.SP.C.8

A cereal company is placing one of 6 different tickets into its boxes of cereal. If each ticket is equally likely to appear in a box of cereal, which model could be used to simulate the tickets you would find in 50 boxes of cereal?

• a coin that is flipped 50 times
• a spinner that has 4 sections that is spun 50 times
• a number cube that is rolled 50 times
• a coin is flipped and a number cube is rolled 50 times 

Tags

CCSS.Math.Content.7.SP.C.8

Bag A contains 9 red marbles and 3 green marbles. Bag B contains 9 black marbles and 6 orange marbles. Find the probability of selecting one green marble from bag A and one black marble from bag B.  P(green, black)

• 3/20
• 1/4
• 3/31
• 2/27

Tags

CCSS.Math.Content.7.SP.C.8

CCSS.Math.Content.7.SP.C.5

A number cube is rolled twice. What is the probability of getting a 6 on the first roll, then a number less than 5 on the second roll? 

• 2/3
• 5/36
• 1/9
• 1/36

Tags

CCSS.Math.Content.7.SP.C.8

CCSS.Math.Content.7.SP.C.5

The two spinners above are spun. What is the probability of getting a perfect square (1,4,9,16), then the letter Z? 

• 3/20
• 9/20
• 1/8
• 11/40

Tags

CCSS.Math.Content.7.SP.C.8

CCSS.Math.Content.7.SP.C.5

Is the following compound event independent or dependent
P(1 and A)

• Independent
• Dependent

Tags

CCSS.Math.Content.7.SP.C.8

CCSS.Math.Content.7.SP.C.5

Suppose two tiles are drawn from the collection shown. The first tile is  not replaced before the second tile is drawn. Find P(A and A)

• 4/225
• 1/105
• 3/71

Tags

CCSS.Math.Content.7.SP.C.8

CCSS.Math.Content.7.SP.C.5

A jar contains 8 green, 4 blue, 10 red, and 2 yellow Skittles. A Skittle is randomly drawn, REPLACED, then another is drawn. Find each probability.

P(both blue)

• 1/18

• 1/12

• 1/36

• 1/24

Tags

CCSS.Math.Content.7.SP.C.8

How many outcomes are there with tossing a coin and rolling a dice?

• 2
• 6
• 12
• 24

Tags

CCSS.Math.Content.7.SP.C.8