100分 发表于 2020-11-10 14:11:33

兰大《概率论与数理统计》2020年11月在线考核试题答案

《概率论与数理统计》2020年11月考试在线考核试题
1.[单选题] <img id="ODvctruTEMP20190805123025220.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODvctruTEMP20190805123025220.png?Expires=1880296225&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=7g7nuqcMR9Pd7AeZYP4tW7F1L0U%3D" />
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    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:——A——
2.[单选题] <img id="ODkpksxTEMP20190805123038647.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODkpksxTEMP20190805123038647.png?Expires=1880296238&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=RDEeI3%2BpOQ1QAXKgQOxwWOtYY8M%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:——D——
3.[单选题] <img id="ODpcitwTEMP20190805123037747.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODpcitwTEMP20190805123037747.png?Expires=1880296237&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=JWwNr/1iDGhKQOFYG114GWUMts8%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:——B——
4.[单选题] <img id="ODtdfamTEMP20190805123123608.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODtdfamTEMP20190805123123608.png?Expires=1880296283&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zwDlx/g5hUmj5L4WeJLRJGzanDc%3D" />
    A.<img id="ODwfigbTEMP20190805123123743.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODwfigbTEMP20190805123123743.png?Expires=1880296283&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=EKw7Mwah0sFNUSeAOtFjBNkyFYk%3D" />
    B.<img id="ODoxonxTEMP20190805123123904.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODoxonxTEMP20190805123123904.png?Expires=1880296284&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=rGqyLOCOxcvBw/W/2JmEv79nVBs%3D" />
    C.<img id="ODwiobfTEMP20190805123124017.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODwiobfTEMP20190805123124017.png?Expires=1880296284&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=NeqkOa8/lilQrgWLPV43cEcN92Q%3D" />
    D.<img id="ODzyortTEMP20190805123124155.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODzyortTEMP20190805123124155.png?Expires=1880296284&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=u65gAViXyDGIYevMQxjGEKYTL0g%3D" />
    答:————
5.[单选题] <img id="ODgyqxrTEMP20190805123025493.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODgyqxrTEMP20190805123025493.png?Expires=1880296225&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=qYXU5taM6nDTyMND7XE%2BLhhJsW8%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:————
6.[单选题] <img id="ODqlvivTEMP20190805123015270.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODqlvivTEMP20190805123015270.png?Expires=1880296215&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=oGK/9jojD%2Bv9YHY1Xo9ZvgYP/40%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:————
7.[单选题] <img id="ODbdsbmTEMP20190805123034060.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODbdsbmTEMP20190805123034060.png?Expires=1880296234&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=36ae%2BAwFaXCElZkKno96WnLxkxo%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)    更多答案进 ap5u.com 答案qw761296021
    答:————
8.[单选题] <img id="ODyfhryTEMP20190805123020857.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODyfhryTEMP20190805123020857.png?Expires=1880296221&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=RTHxOfLtbdL/wzC7XziBIvX2L2I%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:————
9.[单选题] <img id="ODhcyrlTEMP20190805123028443.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODhcyrlTEMP20190805123028443.png?Expires=1880296228&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cgQT0cyiYKSVI/YLDhDyvpy1ZYM%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:————
10.[单选题] <img id="ODiylarTEMP20190805123028310.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODiylarTEMP20190805123028310.png?Expires=1880296228&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=N2sO7mzrkxERIBYsAAIez6a26bA%3D" />
    A.(A)
    B.(B)
    C.(C)
    D.(D)
    答:————
11.[判断题] <img id="ODazcbzTEMP20190805123030909.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODazcbzTEMP20190805123030909.png?Expires=1880296231&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=3fKLwQ142P1qpGsYJhiCUEQ3ZwE%3D" />
    A.正确
    B.错误
    答:————
12.[判断题] <img id="ODselcmTEMP20190805123030760.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODselcmTEMP20190805123030760.png?Expires=1880296230&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=8stmqFdzsnWBmBYkNvosMIkL4KM%3D" />
    A.正确
    B.错误
    答:————
13.[判断题] <img id="ODzfvktTEMP20190805123016352.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODzfvktTEMP20190805123016352.png?Expires=1880296216&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=2UIqNjvyzioefxzwknPWXRR9y9E%3D" />
    A.正确
    B.错误
    答:————
14.[判断题] <img id="ODfcrcdTEMP20190805123020204.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODfcrcdTEMP20190805123020204.png?Expires=1880296220&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=HvP1rYNGa7v1reRvWglpyR1QzwY%3D" />
    A.正确
    B.错误
    答:————
15.[判断题] <img id="ODjqivrTEMP20190805123019999.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODjqivrTEMP20190805123019999.png?Expires=1880296220&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=gFTzcCXCT7RPN2ZkTx33/KkIAek%3D" />
    A.正确
    B.错误
    答:————
16.<ShortAnswer> <img id="ODwjrteTEMP20190805122940724.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODwjrteTEMP20190805122940724.png?Expires=1880296180&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=2INa6L8WdW6dltAL5jnQWiv21ws%3D" />
    答:————
17.<ShortAnswer> <img id="ODomcroTEMP20190805122929589.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODomcroTEMP20190805122929589.png?Expires=1880296169&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=EGnwVpYc5ZXY87WZ2KXUDJNFpTQ%3D" />
    答:————
18.<ShortAnswer> <img id="ODjzbynTEMP20190805122931615.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2019/0805/ODjzbynTEMP20190805122931615.png?Expires=1880296171&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=iga/QyfEoOUPa6gWBv7ISf8zUmQ%3D" />
    答:————
19.<NounExp> 随机试验的特征
    答:————
20.<NounExp> 相互独立事件
    答:————
21.<NounExp> 事件A与事件B相互独立
    答:————
22.<NounExp> 随机变量的方差
    答:————

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