EAMCET Engineering 2003 Solved Paper
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A random variate X takes the values 0 , 1 , 2 , 3 and its mean is 1.3. If P ( X = 3 ) = 2 P ( X = 1 ) and P ( X = 2 ) = 0.3 , then P ( X = 0 ) is equal to :
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