设<img src="https://zk.995w.com/lqwvjeImg/c9/c9b98d68f0dcc188e75e10a4943363c2.png">服从参数为<img src="https://zk.995w.com/lqwvjeImg/05/0557428d7603a7e183c92ee610c94862.png">的(0-1)分布,<img src="https://zk.995w.com/lqwvjeImg/35/35ad83d11322d98fb6ac0f1897d6c7f0.png">是未知参数,<img src="https://zk.995w.com/lqwvjeImg/f9/f9835b35a202628abb720b41bc7a7beb.png">为取自总体<img src="https://zk.995w.com/lqwvjeImg/c9/c9b98d68f0dcc188e75e10a4943363c2.png">的样本,<img src="https://zk.995w.com/lqwvjeImg/8b/8b9e363e2d82804e3811a62c40b531e8.png">为样本均值,<img src="https://zk.995w.com/lqwvjeImg/cc/cccd07a32273e202a51ebab570d8fe06.png">,则下列说法错误的是( )。<br>·<img src="https://zk.995w.com/lqwvjeImg/64/6469b19df2752b4ab45704012fe1f2eb.png">是<img src="https://zk.995w.com/lqwvjeImg/05/0557428d7603a7e183c92ee610c94862.png">的矩估计<br>·<img src="https://zk.995w.com/lqwvjeImg/c1/c1d08e158ca61bdb024fa159e0878dab.png">是<img src="https://zk.995w.com/lqwvjeImg/7b/7b451313099d5923338e58bd6f78a263.png">的矩估计<br>·<img src="https://zk.995w.com/lqwvjeImg/d3/d33dbc6a01722ca6ddce0f3d17e2366e.png">是<img src="https://zk.995w.com/lqwvjeImg/49/4943530394c9e3ba6ffa4f8333a10a50.png">的矩估计<br>·<img src="https://zk.995w.com/lqwvjeImg/27/27a51e1844cb37e3cf0762f809aeb1ce.png">是<img src="https://zk.995w.com/lqwvjeImg/7b/7b451313099d5923338e58bd6f78a263.png">的矩估计