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[填空题]
1.观察A、B两种镇痛药物等剂量在产妇分娩中的效果,镇痛时间与相关统计分析结果如下请问两种药物的镇痛效果是否相同?此题的资料类型为{}表1两种药物在分娩中的镇痛时间(min)VTestsofNormalitya.LillieforsSignificanceCorrection*.Thisisalowerboundofthetruesignificance.TestofHomogeneityofVarianceGroupStatisticsIndependentSamplesTest[填空题]HypothesisTestSummaryNullHypothesisTestSig.DecisionIndependent-1Thedistributionof体重变化isthe灌*^ainthesame3sosscategoriesof分组.WhitneyUhypothesis.TestAsymptoticsignificancesaredisplayed.Thesignificancelevelis.
05.[判断题].研究高糖饲料和普通饲料对家兔体重的关系,随机抽取20只家兔进行实验,结果见表1问两种饲料饲养效果有无差别?此题高糖组所增体重均数为
2.655普通组所增体重均数为
1.890因此可以认为高糖组所增体重高于普通组所增体重,高糖饲料的饲养效果较好()表1两种饲料喂养家兔体重变化饲料2个月内各家兔所增体重kg高精
2.
54.
91.
50.
058.
11.
11.
32.
42.
91.8普通
2.
21.
22.
50.
17.
81.
01.
22.
10.
50.3TestsofNormalitya.LillieforsSignificanceCorrectionTestofHomogeneityofVarianceHypothesisTestSummaryThedistributionof体重变化isthesameacrosscategoriesof分组.Asymptoticsign币cancesaredisplayed.Thesignificancelevelis.
05.[判断题].研究高糖饲料和普通饲料对家兔体重的关系,随机抽取20只家兔进行实验,结果见表1问两种饲料饲养效果有无差别?此题假设检验结果0=
0.212说明高糖组与普通组两种饲料的饲养效果无差别()表1两种饲料喂养家兔体重变化一饲料2个月内各家兔所增体重kg高精
2.
54.
91.
50.
058.
11.
11.
32.
42.
91.8普通
2.
21.
22.
50.
17.
81.
01.
22.
10.
50.3TestsofNormalitya.LillieforsSignificanceCorrectionTestofHomogeneityofVarianceHypothesisTestSummaryThedistributionof体重变化isthesameacrosscategoriesof分组.Asymptoticsign币cancesaredisplayed.Thesignificancelevelis.
05.[单选题].两样本均数比较,经,检验,差别有统计学意义时,P越小,说明()A.两总体均数差别越大B.两总体均数差别越小C.越有理由认为两总体均数不同D.越有理由认为两样本均数不同[单选题]
13.两数值变量资料的小样本比较的假设检验,首先应考虑()A.用,检验B.用〃检验C.用秩和检验D.资料是否符合t检验的条件[单选题]
14.在作两样本均数比较时,.、n2均小于
30、总体方差不齐且极度偏态的资料宜用()A.r检验B./检验C.u检验D.秩和检验[单选题]
15.成组/检验使用条件为()A.正态性、方差齐性B.只要求正态性C.只要求方差齐性D.无条件要求[单选题]
16.成组「检验使用条件为()A.正态性、方差齐性B.只要求正态性C.只要求方差齐性D.无条件要求.观察A、B两种镇痛药物等剂量在产妇分娩中的效果,镇痛时间与相关统计分析结果如下请问两种药物的镇痛效果是否相同?此题A药物镇痛时间正态性检验人{}B药物镇痛时间正态性检验人{}表1两种药物在分娩中的镇痛时间(min)VTestsofNormalitya.LillieforsSignificanceCorrection*.Thisisalowerboundofthetruesignificance.TestofHomogeneityofVarianceGroupStatisticsIndependentSamplesTest[判断题].观察A、B两种镇痛药物等剂量在产妇分娩中的效果,镇痛时间与相关统计分析结果如下请问两种药物的镇痛效果是否相同?此题A、B两组总体方差齐()表1两种药物在分娩中的镇痛时间(min)VTestsofNormalitya.LillieforsSignificanceCorrection*.Thisisalowerboundofthetruesignificance.TestofHomogeneityofVarianceGroupStatisticsIndependentSamplesTest[单选题].观察A、B两种镇痛药物等剂量在产妇分娩中的效果,镇痛时间与相关统计分析结果如下请问两种药物的镇痛效果是否相同?在进行假设检验时,以下何种检验假设是正确的()A.H:两药物镇痛时间的总体均数相同B.H:两药物镇痛时间的样本均数相同C.IIo两药物镇痛时间对应的总体分布相同D.H°:两药物镇痛时间差值的总体中位数为0表1两种药物在分娩中的镇痛时间(min)VTestsofNormalitya.LillieforsSignificanceCorrection*.Thisisalowerboundofthetruesignificance.TestofHomogeneityofVarianceGroupStatisticsIndependentSamplesTest[单选题]
5.观察A、B两种镇痛药物等剂量在产妇分娩中的效果,镇痛时间与相关统计分析结果如下请问两种药物的镇痛效果是否相同?此题应使用的统计方法为()A.配对,检验B.成组/检验C/检验D.Wilcoxon符号秩和检验表1两种药物在分娩中的镇痛时间(min)VTestsofNormalitya.LillieforsSignificanceCorrection*.Thisisalowerboundofthetruesignificance.TestofHomogeneityofVarianceGroupStatisticsIndependentSamplesTest[单选题].观察A、B两种镇痛药物等剂量在产妇分娩中的效果,镇痛时间与相关统计分析结果如下请问两种药物的镇痛效果是否相同?请根据软件计算结果,选择合适的指标,并做出统计结论()A.P=
0.
3790.05不拒绝Ho,两种药物的镇痛效果相同B.B药物平均镇痛时间高于A药物平均镇痛时间,B药物镇痛效果优于A药物C.P=
0.
0850.05不拒绝Ho,两种药物的镇痛效果相同D.以上说法均是错误的表1两种药物在分娩中的镇痛时间(min)VTestsofNormalitya.LillieforsSignificanceCorrection*.Thisisalowerboundofthetruesignificance.TestofHomogeneityofVarianceGroupStatisticsIndependentSamplesTest[填空题].研究高糖饲料和普通饲料对家兔体重的关系,随机抽取20只家兔进行实验,结果见表1问两种饲料饲养效果有无差别?此题的资料类型为{计量资料}应采用的统计分析方法为{}表1两种饲料喂养家兔体重变化饲料2个月内各家兔所增体重kg高精
2.
54.
91.
50.
058.
11.
11.
32.
42.
91.8普通
2.
21.
22.
50.
17.
81.
01.
22.
10.
50.3TestsofNormalitya.LillieforsSignificanceCorrectionTestofHomogeneityofVarianceHypothesisTestSummaryThedistributionof体重变化isthesameacrosscategoriesof分组.Asymptoticsign币cancesaredisplayed.Thesignificancelevelis.
05.[判断题].研究高糖饲料和普通饲料对家兔体重的关系,随机抽取20只家兔进行实验,结果见表1问两种饲料饲养效果有无差别?此题高糖组与普通组家兔所增体重总体均服从正态分布表1两种饲料喂养家兔体重变化〃TestsofNormalitya.LillieforsSignificanceCorrectionTestofHomogeneityofVarianceHypothesisTestSummaryThedistributionof体重变化isthesameacrosscategoriesof分组.Asymptoticsign币cancesaredisplayed.Thesignificancelevelis.
05.[判断题].研究高糖饲料和普通饲料对家兔体重的关系,随机抽取20只家兔进行实验,结果见表1问两种饲料饲养效果有无差别?此题高糖组与普通组家兔所增体重总体方差齐表1两种饲料喂养家兔体重变化〃TestsofNormalitya.LillieforsSignificanceCorrectionTestofHomogeneityofVarianceA药物100125113115109145132115128127B药物124143155138115159125136115118组别Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.镇痛时间阳物.17510200x.
97510.929B药物.
18710.200x.
91210.297LeveneStatisticdf1df2Sig.镇痛时间BasedonMean.
812118.379BasedonMedian.
762118.394BasedonMedianand.
762117.
628.394withadjusteddfBasedontrimmedmean.
810118.380组别NMeanStd.DeviationStd.ErrorMean镇痛时间•物B药物
1010120.
90132.
8012.
99116.
0264.
1085.068LevenesTestforEqualityofVariancest-testforEqualityofMeansFSig.IdfSig.2-tailedMeanDifferenceStd.ErrorDifference95%ConfidenceInteivaloftheDifferenceLowerUpper枕扃时间Equalvariancesassumed.
812.379•182418085•
119006.524•
25.
6061.806Equalvariancesnotassumed-
1.82417261086•
119006.524-
25.
6481.848分组Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.体重变化高糖组.
25810.
058.
84310.048普通组.
29210.
015.
70910.001LeveneStatisticdf1df2Sig.体重变化BasedonMean.
060118.809BasedonMedian.080118780BasedonMedianand.
080117.
878.780withadjusteddfBasedontrimmedmean.
046118.833分组Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.体重变化高糖组.
25810.
058.
84310.048普通组.
29210.
015.
70910.001LeveneStatisticdf1df2Sig.体重变化BasedonMean.
060118.809BasedonMedian.080118780BasedonMedianand.
080117.
878.780withadjusteddfBasedontrimmedmean.
046118.833Ag物100125113115109145132115128127B药物124143155138115159125136115118组别Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.镇痛时间阳物.17510200x.
97510.929B药物.
18710.200x.
91210.297LeveneStatisticdf1df2Sig.镇痛时间BasedonMean.
812118.379BasedonMedian.
762118.394BasedonMedianand.
762117.
628.394withadjusteddfBasedontrimmedmean.
810118.380组别NMeanStd.DeviationStd.ErrorMean镇痛时间•物B药物
1010120.
90132.
8012.
99116.
0264.
1085.068LevenesTestforEqualityofVariancest-testforEqualityofMeansFSig.IdfSig.2-tailedMeanDifferenceStd.ErrorDifference95%ConfidenceInteivaloftheDifferenceLowerUpper就病时间Equalvariancesassumed.
812.379■
1.82418085•
119006.524•
256061.806Equalvariancesnotassumed-
1.82417261086•
119006.524-
25.
6481.848Ag物100125113115109145132115128127B药物124143155138115159125136115118组别Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.镇痛时间够物.
17510.200x.
97510.929B药物.
18710.
200.
91210.297LeveneStatisticdf1df2Sig.镇痛时间BasedonMean.
812118.379BasedonMedian.
762118.394BasedonMedianand.
762117628.394withadjusteddfBasedontrimmedmean.
810118.380组别NMeanStd.DeviationStd.ErrorMean镇痛时间•物B药物
1010120.
90132.
8012.
99116.
0264.
1085.068LevenesTestforEqualityofVariancest-testforEqualityofMeansFSig.IdfSig.2-tailedMeanDifferenceStd.ErrorDifference95%ConfidenceInteivaloftheDifferenceLowerUpper就病时间Equalvariancesassumed.
812.379■
1.82418085•
119006.524•
256061.806Equalvariancesnotassumed-
1.82417261086•
119006.524-
25.
6481.848A药物100125113115109145132115128127B药物124143155138115159125136115118组别Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.镇痛时间够物.
17510.200x.
97510.929B药物.
18710.
200.
91210.297LeveneStatisticdf1df2Sig.镇痛时间BasedonMean.
812118.379BasedonMedian.
762118.394BasedonMedianand.
762117628.394withadjusteddfBasedontrimmedmean.
810118.380组别NMeanStd.DeviationStd.ErrorMean镇痛时间•物B药物
1010120.
90132.
8012.
99116.
0264.
1085.068LevenesTestforEqualityofVariancest-testforEqualityofMeansFSig.IdfSig.2-tailedMeanDifferenceStd.ErrorDifference95%ConfidenceInteivaloftheDifferenceLowerUpper就病时间Equalvariancesassumed.
812.379■
1.82418085•
119006.524•
256061.806Equalvariancesnotassumed-
1.82417261086•
119006.524-
25.
6481.848A药物100125113115109145132115128127B药物124143155138115159125136115118组别Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.镇痛时间阳物.17510200x.
97510.929B药物.
18710.200x.
91210.297LeveneStatisticdf1df2Sig.镇痛时间BasedonMean.
812118.379BasedonMedian.
762118.394BasedonMedianand.
762117.
628.394withadjusteddfBasedontrimmedmean.
810118.380组别NMeanStd.DeviationStd.ErrorMean镇痛时间•物B药物
1010120.
90132.
8012.
99116.
0264.
1085.068LevenesTestforEqualityofVariancest-testforEqualityofMeansFSig.IdfSig.2-tailedMeanDifferenceStd.ErrorDifference95%ConfidenceInteivaloftheDifferenceLowerUpper就病时间Equalvariancesassumed.
812.379■
1.82418085•
119006.524•
256061.806Equalvariancesnotassumed-
1.82417261086•
119006.524-
25.
6481.848Ag物100125113115109145132115128127B药物124143155138115159125136115118组别Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.镇痛时间阳物.17510200x.
97510.929B药物.
18710.200x.
91210.297LeveneStatisticdf1df2Sig.镇痛时间BasedonMean.
812118.379BasedonMedian.
762118.394BasedonMedianand.
762117.
628.394withadjusteddfBasedontrimmedmean.
810118.380组别NMeanStd.DeviationStd.ErrorMean镇痛时间•物B药物
1010120.
90132.
8012.
99116.
0264.
1085.068LevenesTestforEqualityofVariancest-testforEqualityofMeansFSig.tdfSig.2-tailedMeanDifferenceStd.ErrorDifference95%ConfidenceIntervaloftheDifferenceLowerUpper褊扃时间Equalvariancesassumed812379•
1.82418085•
119006.524■
25.
6061.806Equalvariancesnotassumed■
1.
82417.
261.086■
11.
9006.524•
256481.848分组Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.体重变化高糖组.
25810.
058.
84310.048普通组.
29210.
015.
70910.001LeveneStatisticdf1df2Sig.体重变化BasedonMean.
060118.809BasedonMedian.080118780BasedonMedianand.
080117.
878.780withadjusteddfBasedontrimmedmean.
046118.833饲料2个月内各家兔所增体重kg
2.
54.
91.
50.
058.
11.
11.
32.
42.
91.8普通
2.
21.
22.
50.
17.
81.
01.
22.
10.
50.3分组Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.体重变化高糖组.
25810.
058.
84310.048普通组.
29210.
015.
70910.001LeveneStatisticdf1df2Sig.体重变化BasedonMean.
060118.809BasedonMedian.080118780BasedonMedianand.
080117.878780withadjusteddfBasedontrimmedmean.
046118.833饲料2个月内各家兔所增体重kg
2.
54.
91.
50.
058.
11.
11.
32.
42.
91.8普通
2.
21.
22.
50.
17.
81.
01.
22.
10.
50.3分组Kolmogorov-Smirnov3Shapiro-WilkStatisticdfSig.StatisticdfSig.体重变化高糖组.
25810.
058.
84310.048普通组.
29210.
015.
70910.001LeveneStatisticdf1df2Sig.体重变化BasedonMean.
060118.809BasedonMedian.080118780BasedonMedianand.
080117.
878.780withadjusteddfBasedontrimmedmean.
046118.833。