[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f9jvu728en0cmyfy2AxoSpHt-46lQg0UEpcmN-iuU6gQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":15,"related":16,"source":26,"type":27},[],"2023-12-18 03:04:37",980039381,[8,9,10,11],"配对比较的t检验","成组比较的t检验","相关分析或回归分析","χ2检验",{"courseImg":13,"courseName":14},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4a7406f2d48aa0d827dccb1b98165aa9.jpg","卫生统计学","适合分析糖尿病人的血糖水平与胰岛素水平之间关系的方法是( )",[17,28,37,46,57,67,70,80,90,99],{"answer":18,"createTime":5,"id":19,"options":20,"question":25,"source":26,"type":27},[],980038620,[21,22,23,24],"X与Y之间呈直线关系","X与Y之间呈曲线关系","X与Y之间不存在直线相关关系","X与Y之间无关联","由样本计算两个随机变量x和y之间的简单相关系数r的值近似等于零,经统计检验得到P=0.90.作结论时,正确的表述应该是( )","v2",0,{"answer":29,"createTime":5,"id":30,"options":31,"question":36,"source":26,"type":27},[],980038743,[32,33,34,35],"SS剩=SS回","SS总> SS剩","SS总=SS回","都有可能","线性回归分析的原理是对因变量Y的总体变异进行分解.它可能出现( )",{"answer":38,"createTime":5,"id":39,"options":40,"question":45,"source":26,"type":27},[],980038908,[41,42,43,44],"各个样本均数相等","各个总体方差相等","各个总体均数相等","两样本方差相等","方差分析中要求______.( )",{"answer":47,"createTime":5,"id":48,"options":49,"question":55,"source":26,"type":56},[],980039165,[50,51,52,53,54],"因素两个水平比较P<0.05,说明是否用高锰酸钾对甘蓝叶核黄素测量结果有影响","因素两个水平比较P=0.047,说明试样的重量为0.25g和1.00g时甘蓝叶核黄素测量结果相等","因素两个水平比较P=0.047,说明试样的重量为0.25g和1.00g时甘蓝叶核黄素测量结果不相等","两因素的交互作用项P=0.198,说明两因素间无交互作用","两因素的交互作用项P=0.198,说明两因素间有交互作用","研究高锰酸钾处理后对甘蓝叶核黄素测量结果的影响,A因素为试样处理方式,B因素为试样重量,请对A因素、B因素及两因素的交互作用做统计分析.表2 甘蓝叶核黄素浓度测量结果(μg\u002Fg)A因素B因素0.25g1.00g27.224.6高锰酸钾处理 23.224.2 24.8 22.2 39.538.6高锰酸钾不处理43.139.5 45.2 33.0\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe39fb715c87b58c0d8b6b3b37a2cfc7f.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F400adb39692717a733e159ee5f5c34aa.png\">根据上述材料,以下说法正确的是( )",1,{"answer":58,"createTime":5,"id":59,"options":60,"question":66,"source":26,"type":56},[],980039280,[61,62,63,64,65],"组别","时间","组别与时间的交互作用","体重","组别与体重的交互作用","为了研究两种药物降甘油三酯效果,研究者选择了14只家兔,随机分配到A组、B组,测得实验前、实验 1 个月、实验 2 个月后的甘油三酯(mmol\u002FL)的值如表1,试分析两组数据处理因素与前后测量时间对家兔甘油三酯浓度的影响. 表1 14 只家兔甘油三酯浓度(mmol\u002FL)\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5929048dcd35251192aa212f44aeaf63.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb6b6bee40145b173d103410e76fdf8e5.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd5646c98d8f3e7cf42f51e5afc9375ab.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fba5c14061b508baad0045d16f708a47e.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe6919710ecc69816bb6ae554d3bf3ffc.png\">在上述资料所采用的分析方法中,可以分析哪些因素( )",{"answer":68,"createTime":5,"id":6,"options":69,"question":15,"source":26,"type":27},[],[8,9,10,11],{"answer":71,"createTime":5,"id":72,"options":73,"question":79,"source":26,"type":56},[],980039581,[74,75,76,77,78],"两种抗体检测方法检测结果无关联","乳胶凝集法的检出率高于免疫荧光法","免疫荧光法的检出率等于乳胶凝集法","Kappa值等于0.154","两种检测有一致性","某实验室分别用乳胶凝集法和免疫荧光法对78名可疑系统红斑狼疮患者血清中抗核抗体进行测定,数据见表1,分析如下:表1 78名可疑系统红斑狼疮患者血清中抗核抗体测定结果\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F28ee33c8388e86eac109d8acf5a45901.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F01739a1cb84ef0e88564d08d08edb2d9.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F376024593c1e04fdb960a4e4435eb680.png\">下列说法正确的是( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":89,"source":26,"type":56},[],980039788,[84,85,86,87,88],"该资料球形检验的结果P=0.627>0.05,满足球形对称","该资料满足球形对称,因此使用一元方差分析","时间与组别之间有交互作用","不同的时间点家兔甘油三酯的水平不等或不完全相等","两种药物降甘油三酯效果不相同","为了研究两种药物降甘油三酯效果,研究者选择了14只家兔,随机分配到A组、B组,测得实验前、实验 1 个月、实验 2 个月后的甘油三酯(mmol\u002FL)的值如表1,试分析两组数据处理因素与前后测量时间对家兔甘油三酯浓度的影响. 表1 14 只家兔甘油三酯浓度(mmol\u002FL)\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5929048dcd35251192aa212f44aeaf63.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb6b6bee40145b173d103410e76fdf8e5.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd5646c98d8f3e7cf42f51e5afc9375ab.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fba5c14061b508baad0045d16f708a47e.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe6919710ecc69816bb6ae554d3bf3ffc.png\">根据上述材料,以下说法正确的是( )",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":26,"type":27},[],980039810,[94,95,96,97],"直线相关分析","秩相关分析","直线回归分析","方差分析","若分析肺活量和体重之间的数量关系,拟用体重值预测肺活量,则采用( )",{"answer":100,"createTime":5,"id":101,"options":102,"question":108,"source":26,"type":56},[],980039851,[103,104,105,106,107],"三种产妇产后一个月内的泌乳量没有差异","过期产和足月产产妇在产后一个月内的泌乳量没有差异","过期产产妇产后一个月内的泌乳量高于早产产妇","足月产产妇产后一个月内的泌乳量高于早产产妇","足月产产妇产后一个月内的泌乳量高于过期产产妇","三种类型的产妇产后泌乳量的人数分布数据见表1,统计分析结果如下:表1 三种产妇在产后一个月内的泌乳量\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc0cf46fc25862fc7704b238ab2a5994e.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe954a583d39244601f178d3b1d1a607f.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa118a5454d101016f9a3ae5bcc35891f.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F69618f81605a36df227af2d77a46d4fa.png\">下列说法正确的是( )"]