Introduction to Probability

Introduction to Probability

Multiple Choice

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

Multiple Choice

Find the range of 
10, 3, 7, 8, 9, 4, 2

• 8
• 9
• 10
• 11

Multiple Choice

Find the mean of 
3,4,5,6,7

• 4
• 5
• 6
• 7

Multiple Choice

Expand 3(4d - 3)

• 12d - 9
• 7d - 6
• 34d - 33
• 12d² - 9

Multiple Choice

4(2t - 5)

• 8t - 20

• 8t - 5

• 6t - 20

• 8t + 20

Multiple Choice

7(g + 3)

• 7g + 3

• 7g + 21

• 10g

• g + 21

Multiple Choice

54x6

• 304
• 240
• 54
• 324

Multiple Choice

Solve:  18 X 7

• 56
• 78
• 126
• 156

Multiple Choice

200 x 7

• 1,400

• 140

• 14,000

• 14

Multiple Choice

y + y + y =

• 3y
• 3 + y
• y + 3
• y/3

Open Ended

What do you think probability is?

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In conclusion... Please answer the following questions

Multiple Choice

Probability can be written as...

• A percent

• A decimal

• A fraction

• All of the above

Multiple Choice

It is unlikely that Ethan will take a red sweet from...

• Bag 4

• Bag 2

• Bag 5

• Bag 1

Multiple Choice

A probability near 1 is _______.

• never going to happen 
• very likely to happen
• probably never going to happen
•  equally likely to happen

Multiple Choice

Is it more likely or less likely to pull a red marble than a green marble?

• more likely
• less likely

Multiple Choice

Multiple Choice

It is impossible that Ethan will take a red sweet from ...

• Bag 4

• Bag 2

• Bag 5

• Bag 1

Multiple Choice

Is it certain or impossible for the spinner to land on orange?

• imposssible
• certain

Multiple Choice

An event has a 100% chance of happening. This event is ___.

• Impossible

• Unlikely

• As likely as not

• Likely

• Certain

Multiple Choice

An event has a 75% chance of happening. This event is ___.

• Impossible

• Unlikely

• As likely as not

• Likely

• Certain

Multiple Choice

An event has a 0% chance of happening. This event is ___.

• Impossible

• Unlikely

• As likely as not

• Likely

• Certain