Probability

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Source: — Data Sufficiency |

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by shashank.ism » Tue May 11, 2010 6:10 am
jaskaran wrote:Guys, here is another, let the answers/explanations flow.
Statement 1 : Since N = 24 , but by this we can't determine the exact no. of heads or tails
statement 2 : since fraction of tails = 3/8 and event of getting head and tails are mutually exclusive
so fraction of getting heads = [spoiler]1-3/8 = 5/8[/spoiler].

Hence B is correct
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