一个新兵领了4颗子弹向同一目标独立重复射击,已知他每次射击命中目标的概率为<img src="/lqwvjeImg/39/39035b6d8b41b5eae6a71c27f32b3859.png" style="width:86px;height:26px;">,则该新兵恰好2次命中目标的概率为( )<br>·<img src="/lqwvjeImg/36/3679b5f30a46af2b9553c4d5fdf4537b.png" <br>·<img src="/lqwvjeImg/73/7383d9356067a58cec99368a359984a0.png" <br>·<img src="/lqwvjeImg/8b/8b70b0a2890d31b193c00a31968e6941.png" <br>·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/16984715411134e310da6c180446ea8089c0f2d887707image87.png"

一个新兵领了4颗子弹向同一目标独立重复射击,已知他每次射击命中目标的概率为

,则该新兵恰好2次命中目标的概率为( )
·

·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/16984715411134e310da6c180446ea8089c0f2d887707image87.png"

出自：佳木斯大学语言治疗学

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