一袋中装有\(6\)个白球，\(3\)个红球，现从袋中往外取球，每次取出一个，取出后记下球的颜色，然后放回，直到红球出现\(9\)次停止\({.}\)设停止时，取球次数为随机变量\(X\)，则\(P(X{=}11)\)的值为\(({ })\)

A．\(C{{ }}_{11}^{9}(\dfrac{1}{3})^{8}{⋅}(\dfrac{2}{3})^{3}\)

B．\(C{{ }}_{10}^{8}(\dfrac{1}{3})^{8}{⋅}(\dfrac{2}{3})^{2}\)

C．\(C{{ }}_{10}^{8}(\dfrac{1}{3})^{9}{⋅}(\dfrac{2}{3})^{2}\)

D．\((\dfrac{1}{3})^{8}{⋅}(\dfrac{2}{3})^{3}\)

【考点】n次独立重复试验与二项分布

【分析】请登陆后查看

【解答】请登陆后查看

难度：中等