Tutorial 2 - Probability Concepts Original

Mutuallyexclusiveeventswheneventaandeventbcannothappen

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Unformatted text preview: : Choose two balls from the bin which has 2 blue and 3 red balls a. A ball is drawn and replaced and then a second ball is drawn: Independent Event b. A ball is drawn and not replaced and then a second ball is drawn: Dependent Event 7. Addition Rule of Probability: : a. Show from Venn Diagram Example: Roll a die and we want to know the probabilities of getting a number at least 2 or getting an odd number Answer: b. Mutually Exclusive Events when event Aand event B cannot happen together : 0 : CB2201 Sem B in 2012/2013 – TA1, TA3, TA4, TB5, TC4, TF4, TE3, TE4, TE5, TF1, and TF3 Conditional Probability: update the probability when based on new evidence or information : | 8. Example: Roll a die, where event A: getting a number at least 2; event B: getting an odd number a. Show from Venn Diagram b. Show from Definition *Given B occurs, the Sample Size (S) is n...
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