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

In probability theory, the sum of an event (A) occurring and the same event NOT occurring (not A) is always - 

• 0
• based on the sample space
• variable
• 1

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

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(orange,green)

• 1/15
• 2/15
• 3/31
• 1/5

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

Jeremy will roll a number cube numbered 1-6 twice.  What is the probability of rolling an even number, then the number 3?

• 1/12
• 1/6
• 1/4
• 2/3

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

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8
• 8/25
• 8/100
• 7/8

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

There are 6 red marbles, 5 green marbles, and 4 yellow marbles in a bag. If Joe picks 2 marbles one after the other without replacement, then what is the probability that both are red in color?

• 2/5
• 1/21
• 4/25
• 1/7

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

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

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

What is the probability of spinning an even number? 

• 16 2/3%
• 33 1/3%
• 50%
• 75%

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

The mean number of accidents a week at a company is 6.4 with a standard deviation of 1.5.  What proportion of weeks would you expect to have more than 7 accidents?

• 0.3446
• 0.2856
• 0.4
• 0.6554

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

Marco spun this spinner 20 times. How many times would you predict he landed on red?

• 10

• 20

• 5

• 6.666

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

Neil tossed a 6-sided die 90 times. The results of his tosses are recorded in the table below: Which number has the experimental probability of 13/90?

• 1

• 2

• 3

• 4

• 5

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