What Do You Expect? 7th grade 500 100 200 300 100 300 200 300 200 100 200 500 300 100 400 Expected...
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What Do You Expect?7th grade
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Expected Value
Vocabulary Terms
Two-Stage Games
Probability & Area
Games of Chance
200
What Do You Expect?
What term describes a game that has outcomes that are equally likely?
Vocabulary Terms for $100
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fair
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Vocabulary Terms for $200
What term can be described as a number
between 0 and 1?
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probability
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What is a method of organizing outcomes that
uses branches?
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counting tree
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Vocabulary Terms for $400
What is a method of analyzing information
using a square?
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area model
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Vocabulary Terms for $400
What is the average number of points a
person receives when going to the free throw
line called?
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expected value
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Vocabulary Terms for $500
What is the probability of rolling a 6 on a
number cube?
Games of Chance for $100
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61
Games of Chance for $100
What is the probability of getting an A?
Games of Chance for $200
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X
C
A
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41
Games of Chance for $200
What is the probability of getting two tails if
you flip a fair coin twice?
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41
Games of Chance for $300
Games of Chance for $400
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What is the probability of making purple?
blue
orangebrown
red
green
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Games of Chance for $400
61
Games of Chance for $500
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What is the probability of making purple?
blue
redblue
red
green
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Games of Chance for $500
31
What is the probability of rolling a 7 on a
standard number cube?
Probability & Area for $100
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0
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Probability & Area for $100
What is the probability of drawing a heart from a
standard deck of cards (no jokers)?
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13 out of 52 OR 1 out of 4
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Probability & Area for $200
Probability & Area for $300
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What is the probability that a 70% free throw shooter will make both shots in a one-and-one
situation?
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Probability & Area for $300
10049
Probability & Area for $400
What is the probability that a 35% free throw shooter will not make
either shot in a one-and-one situation?
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10065
Probability & Area for $400
If the probability of rain is 35% on Monday and is
60% on Tuesday, what is the probability that it will
rain on BOTH days?
Probability & Area for $500
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10021
Probability & Area for $500
In a new Deep in the Dungeon game, three paths lead directly to room A and two paths
lead directly to room B. What is the probability of taking a path directly
to room B?
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Two-Stage Games for $100
52
Two-Stage Games for $200
What is the probability of ending up in room A?
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A
B
start
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Two-Stage Games for $200
125
Two-Stage Games for $300
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What is the probability of ending up in room B?
A
B
start
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Two-Stage Games for $300
87
To win the Marble Game, you need to draw 1 green
marble. If there are 2 green and 2 yellow marbles that can be
placed in two identical cups, how should they be
placed to have the greatest probability of
winning?
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One green marble in cup 1 and the
remaining marbles in cup 2.
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Two-Stage Games for $500To win the Marble Game, you need to draw 1 green
marble. If there are 3 green and 3 yellow marbles that can be
placed in three identical cups, how should they be
placed to have the greatest probability of
winning?
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One green marble in cup 1, one green in cup
2 and the remaining marbles in cup 3.
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Two-Stage Games for $500
Expected Value for $100
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If you are a 50% shooter, what is the probability you would make ONE shot in a one-and-one free throw situation?
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Expected Value for $100
25%, or one-fourth of the time, I would make
1 point
Expected Value for $200
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How many points would a 20% free throw shooter earn in 100 trips to the
free-throw line?
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Expected Value for $200
24 points
Expected Value for $300
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How many points would a 90% free throw shooter earn in 100 trips to the
free-throw line?
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Expected Value for $300
171 points
Expected Value for $400
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If a 70% free throw shooter goes to the line 100 times and scores a
total of 119 points, what is the expected value
(points per trip)?
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Expected Value for $400
1.19 points per trip to the free-throw line
Expected Value for $500
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If a 10% free throw shooter goes to the line 100 times, what is the expected value (points
per trip)?
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Expected Value for $500
0.11 points per trip to the free-throw line