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[" 46.If a variable take the values "0,1...

[" 46.If a variable take the values "0,1,2...n],[" with frequencies "q^(n),nc_(1),q^(n-1)p,nc_(2)q^(n-2)],[p^(2),...,p^(n)," where "p+q=1," then the mean "],[" is: "],[[" (A) "np],[" (B) "nq],[" (C) "n(p+q)],[" (D) None of these "]]

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