a jar has 100 marbles .

label Mathematics
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

40 red, 20 blue, 25 white, 15 yellow. assuming you DONOTreplace marbles
a. what is the probabilty the first marbles is yellow
b. if the first was yellow whats the probabilty the second is yellow

c. if first 2 are yellow whats the probabilty 3rd is red

Nov 16th, 2014

a. P(first marble yellow) =15/100= 0.15

b. P(second yellow| first yellow) = 14/99=0.1414

c. P(red\First two yellows) =40/98 =0.4081


Nov 16th, 2014

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Nov 16th, 2014
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