sildalyantay sildalyantay

13-10-2016
Mathematics

contestada

Before i close for the night. a simple probability problem. a car rental company has 18 compact cars and 12 midsize cars. if 4 cars are to be selected at random, what is the probability of getting 2 cars of each type?

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rainbowraffe rainbowraffe

13-10-2016

the probability of getting 2 cars of each type is likely but in a fraction it is 3/4 or 75%

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13-10-2016

The probability of getting 2 of each type is:
[tex]P(2\ of\ each\ type)=\frac{18C2\times12C2}{30C4}=0.3685[/tex]

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