La X∼bin(10; 0,3)X\sim\mathrm{bin}(10;\,0{,}3)X∼bin(10;0,3). Regn ut P(X=4)P(X=4)P(X=4).
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P(X=4)=(104)0,34⋅0,76=210⋅0,0081⋅0,117649≈0,2001.P(X=4)=\binom{10}{4}0{,}3^4\cdot0{,}7^6=210\cdot0{,}0081\cdot0{,}117649\approx0{,}2001.P(X=4)=(410)0,34⋅0,76=210⋅0,0081⋅0,117649≈0,2001.
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