在Logistic回归模型中, 当其他因素固定不变时, [tex=0.929x1.286]Jqt5zqwre7ZlEED7Gbk51Q==[/tex]每改变一个数量单位时, [tex=0.929x1.286]Jqt5zqwre7ZlEED7Gbk51Q==[/tex]比值比的改变量为
未知类型:{'options': ['[tex=0.929x1.286]fTd/PMC6cRNW5sjL/cX79g==[/tex]', '[tex=3.357x1.286]E0u6hqjpHL7WD8/r1KoJ8Nxh/Yn65Owo1nXfvM8/7/U=[/tex]', '[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]', '[tex=1.643x1.286]eqIpxI0pCY6V1qu6eDk9ug==[/tex]', '[tex=1.714x1.286]8WRxCEcsL3jNvmxzy/cq/A==[/tex]'], 'type': 102}
未知类型:{'options': ['[tex=0.929x1.286]fTd/PMC6cRNW5sjL/cX79g==[/tex]', '[tex=3.357x1.286]E0u6hqjpHL7WD8/r1KoJ8Nxh/Yn65Owo1nXfvM8/7/U=[/tex]', '[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]', '[tex=1.643x1.286]eqIpxI0pCY6V1qu6eDk9ug==[/tex]', '[tex=1.714x1.286]8WRxCEcsL3jNvmxzy/cq/A==[/tex]'], 'type': 102}
举一反三
- 6个顶点11条边的所有非同构的连通的简单非平面图有[tex=2.143x2.429]iP+B62/T05A6ZTM0eeaWiQ==[/tex]个,其中有[tex=2.143x2.429]ndZSw3zT0QTOVLVdoUto1Q==[/tex]个含子图[tex=1.786x1.286]J+vVZa2YaMpc6mJBbqVvWw==[/tex],有[tex=2.143x2.429]lmhx48evnQMhi03NovPXig==[/tex]个含与[tex=1.214x1.214]kFXZ1uR8GjycbJx+Ts2kyQ==[/tex]同胚的子图。供选择的答案[tex=3.071x1.214]3KinXFh3SXhZ7nIe1y9KEV6aadxhhJWeEy6Dij1iObdMUZkY6ZA5J2dVVjPSuhEf[/tex]:(1) 1 ;(2) 2 ;(3) 3 ; (4) 4 ;(5) 5 ;(6) 6 ; (7) 7 ; (8) 8 。
- 假设所有变量均为整型, 则表达式[tex=10.571x1.357]LwbIklUNi3bG92VfuhR/2s2h8bPim4KlwMHG5pBJ+3PKMuWS/4OGtcmSMjC2vxzVyrIKC8OVgBRFsqcS0s1A1u2X9g+VlWD58VLIpTfy7/0=[/tex]后[tex=0.571x0.786]FLCxr+5eRIYnIT0kyTRrXg==[/tex]的值为 未知类型:{'options': ['7', '8', '6', '2'], 'type': 102}
- 设某企业生产函数为[tex=6.071x1.286]30oQJplgoWeZ/3Bbix0Ti6Wvq2JV3oYO+rwMo9+vSmM=[/tex],且已知[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]的价格[tex=2.857x1.286]fnt8HO56VrK/8Ff+3jYPSQ==[/tex]元,[tex=0.929x1.286]nrJzN9qRndstwtgYfof7gw==[/tex]的价格[tex=2.214x1.286]1gql1ftigCiEvi3uFnbeLg==[/tex]元,求:(1)当产量[tex=3.571x1.286]ly6BDF49xEyVQWMPhgP3HQ==[/tex]个单位时,[tex=0.929x1.286]nrJzN9qRndstwtgYfof7gw==[/tex]、[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]最优组合的量应为多少?(2)当成本[tex=4.0x1.286]1yFouxlcw0lIjNjpP3jbZQ==[/tex]时,企业实现最大产量时的[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]、[tex=0.929x1.286]nrJzN9qRndstwtgYfof7gw==[/tex]的均衡值分别为多少?
- 判断下列命题是否为真:(1)[tex=3.643x1.357]/5abqJjwKZ1qr+6hsVFF5EBvfq3ggOFNlHMClz0h9nk=[/tex](2)[tex=2.929x1.357]rGJpyjIjJpbcoBTWxP0Jiw==[/tex](3)[tex=4.5x1.357]2wycHMoqU83MyEp17iBils58bR7YLuCTI2G9NVAdlfY=[/tex](4)[tex=5.214x1.357]CTz2gu+IIm1GgNmYMGaduCRtA41wnW4WqwRWwEhq6aA=[/tex](5)[tex=4.857x1.357]1DcE2BMMOaZhTuxR/mjgsboXxfg5ET59Dp4I/jjEDuw=[/tex](6)[tex=4.643x1.357]BSryrsQYOvTP2hTWRu6t4nAuJwlSs4L9jaq70EpB+Us=[/tex](7)若[tex=6.0x1.357]y0IZLUnBO88nR8WBZYvd7QXv5S1OMINV5cQNzPyiyAc=[/tex],则[tex=3.429x1.357]1brfPwTkVVIX4GfoMIUskA==[/tex](8)若[tex=7.643x1.357]MhLfJXZnhbXiB0x3oNtFzThV4Y1mJxe1VYr7PkJE/T6hmTD3WWp+UxbNwvUQ6DHk[/tex],则[tex=4.143x1.357]LZUA94ISo1po5HWsOVeBCjo0rMvj7uw3bGw5HiZenrI=[/tex]
- 设[tex=0.929x1.286]uswT/CEcOIwMpCvTz/zeaA==[/tex]是一随机变量,[tex=1.214x1.286]ywJhPpsrK/zutVlpmSO1aw==[/tex]为任意实数,[tex=1.714x1.286]p+zOLBbKURbVjWbmuQcavg==[/tex]为[tex=0.929x1.286]uswT/CEcOIwMpCvTz/zeaA==[/tex]的数学期望,则有[input=type:blank,size:6][/input] . 未知类型:{'options': ['[tex=12.429x1.286]q8HyMzYbNdS1m5JUH9I4P2hQkYCLaYrqtxCkFw7B/sNfba/3vR/wvSOSMJOWk78q[/tex]', '[tex=12.429x1.286]q8HyMzYbNdS1m5JUH9I4P2ulDzbX1WJGk5hIN2LNVZWDlNVuxPvZEsiV3Cup+6g7[/tex]', '[tex=12.429x1.286]q8HyMzYbNdS1m5JUH9I4P43nhMlotD7qMdvbP2wr7qcU8ZwIGcFbGu9PHX0MceTbQAQjho10ZtEiYsmPIVEROw==[/tex]', '[tex=7.214x1.286]q8HyMzYbNdS1m5JUH9I4P7W9T0H0r3AUr6X06QcrlSNOXiTxR1DoUbzN1GIHu6tj[/tex]'], 'type': 102}