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एक द्विपद बंटन X का क्रमश: माध्य तथा प्रसरण 2 तथा 1 है तो X के 1 से अधिक मान होने की प्रायिकता होगी-

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एक द्विपद बंटन X का क्रमश: माध्य तथा प्रसरण 2 तथा 1 है तो X के 1 से अधिक मान होने की प्रायिकता होगी-
A. `(2)/(3)`
B. `(4)/(5)`
C. `(7)/(8)`
D. `(15)/(16)`
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Correct Answer - D
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