Comparing Independent vs Dependent Events with Tree Diagrams
Use tree diagrams to compare and contrast how probabilities change between independent and dependent event scenarios.
Questions
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MultiChoice
Drawing 2 marbles with replacement vs without replacement: what makes the draws with replacement independent?
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MultiChoice
Bag has 3 Red and 2 Blue marbles. Draw 2 WITH replacement. What is P(Red, then Red)?
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MultiChoice
Bag has 3 Red and 2 Blue marbles. Draw 2 WITHOUT replacement. What is P(Red, then Red)?
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MultiChoice
Which probability of drawing 2 Red marbles is larger: With replacement (9/25 = 0.36) or Without replacement (6/20 = 0.30)?
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MultiChoice
Bag has 2 Red and 4 Blue marbles. Draw 2 WITH replacement. What is P(Blue, then Blue)?
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MultiChoice
Bag has 2 Red and 4 Blue marbles. Draw 2 WITHOUT replacement. What is P(Blue, then Blue)?
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MultiChoice
In a tree diagram, how are dependent events visually identified?
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MultiChoice
Flipping a fair coin twice in a row is an example of what type of events?
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MultiChoice
Picking 2 students from a class of 20 without replacement is an example of what type of events?
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MultiChoice
Bag has 5 Red and 5 Blue marbles. Draw 2 WITHOUT replacement. What is P(Red 1st, Blue 2nd)?
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MultiChoice
Bag has 5 Red and 5 Blue marbles. Draw 2 WITH replacement. What is P(Red 1st, Blue 2nd)?
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MultiChoice
Why does replacement maintain event independence in multi-stage probability experiments?