题目

The Bay Hotel. It's a quiet, comfortable hotel overlooking (俯瞰) the bay in an uncommercialised Cornish fishing village on England's most southerly point．If pop music is no longer your strong point, and you are considering a relaxing holiday where the scenery is breathtaking and the sound of the sea is live music to your ears, come and stay with us．For adults only．Hush! Don't tell everyone! 01326 280464 Willapark Manor Hotel. Peaceful situation in 14 acres of separated gardens and woodland, overlooking picturesque bay．Close to coastal path and beach．Excellent cuisine．某校设计了一个试验过关能力比赛的方案，规定：考生从6道备选题中一次性随机抽取3题，且分别按照题目要求独立完成，至少正确完成其中2题的才能过关，已知6道备选题中考生甲有4题能正确完成，2题不能完成；考生乙每题正确完成的概率都是，且每题正确完成与否互不影响．（1）分别写出甲、乙两考生正确完成题数的概率分布列，并计算数学期望；（2）试用统计知识分析比较两考生，谁的实验操作能力稳定性强，通过的可能性大？