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Unformatted text preview: Âˇ 1 Letâ€™s do an experiment with the OLD IDEAL bag. 1 Orange 2 Brown 2 Red 1 Green 2 Yellow 2 Blue You draw three M&Ms from the â€śOld Ideal bagâ€ť Âˇ Define: B = you eat a Blue M&M. = the complement of B. Âˇ Draw one M&M at random â€“ eat it. Âˇ Draw a second M&M at random â€“ eat it. Âˇ Draw the third M&M at random â€“ eat it. B Âˇ Draw a tree diagram for this experiment â€“ label the tree diagram completely. Âˇ 2 PRS 10 : What is the probability that you ate 3 Blues? P(B & B & B) = 0 Round to one decimal place. The impossible event . Only 2 Blue M&Ms in the old ideal bag. PRS 11 : What is the probability that you ate a Blue one on your second draw given you ate a Blue one on your first draw? Round to two decimal places. P(B 2  B 1 ) = 1/9 = 0.11 Âˇ 3 1 st Draw 2 nd Draw 3 rd Draw Outcomes: Probabilities: B B B BBB BBB BB BB B 1/9 1/9 0/8 0/8 8/8 8/8 Trials are NOT independent. P( ) change after each draw....
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This note was uploaded on 12/08/2011 for the course ECON 211 taught by Professor Daniellass during the Spring '11 term at UMass (Amherst).
 Spring '11
 DanielLass

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