实验设计与数据处理

1、实验设计与数据处理（第二版部 分答案）试验设计与数据处理学院班级学号学生姓名指导老师第一章4、相对误差 x 18.2mg 0.1% 0.0182mg故100g中维生素C的质量范围为：18.2 0.0182mg5、1）、压力表的精度为1.5级，量程为0.2MPa69.947| 7.7476.06xmax 0.2 1.5%0.003MPa 3KPaER 30.375x 82）、1mm勺汞柱代表的大气压为 所以0.133KPa,xmax0.133KPaEr0.13381.6625 103）、1mn水柱代表的大气压为gh , 其中g 9.8m/s26.则:Xmax 9.8 10 3KPa9.8 10

2、31.225 10样本测疋值3.48算数平均值3.4216666673.37几何平均值3.4214068943.47调和平均值3.4211475593.38标准差s0.0462240923.4标准差厅0.042196633.43样本万差S0.002136667总体万差0.001780556算术平均误差0.038333333极差R0.11R7、S?2= 3.733 , S?2= 2.303F = S?2/ S ?2= 3.733/2.303=1.621230.975而 F 0.975(9.9 ) =0.248386 ,丘。25(9.9)=4.025994所以 F 0.975( 9.9 ) <

3、; F <F 0.025(9.9)两个人测量值没有显著性差异，即两个人的测量方法的分析人员A分析人员B87.5样本万差13.73333387.5样本万差22.302778104.5Fa值0.248386104F值1.6212365.568470567.565.5888. 旧工艺新工艺2.69%2.62%2.28%2.25%2.57%2.06%2.30%2.35%2.23%2.43%2.42%2.19%2.61%2.06%2.64%2.32%2.72%2.34%4.0259943.02%2.45%2.95%2.51% t-检验：双样本异方差假设变量1变量2平均0.0256846152.29

4、1111111方差0.0000058610.031611111观测值139假设平均差0df8t Stat-38.22288611P(Tv=t)单尾0t单尾临界1.859548033P(T<=t)双尾0t双尾临界2.306004133F-检验双样本方差分析变量1变量2平均0.0256846152.291111111方差0.0000058610.031611111观测值139df128F0.000185422P(F<=f)单尾0F单尾临界0.351053934如下表所示:9. 检验新方法是否可行，即检验新方法是否有系统误差， 求出各数据的秩，此时R1R29,压1 579.59,n 18

5、6.5 9 1112 14 151891.5=0.05，查临界值表得:对于a据无显著性差异，T1=66, T2=102O则,<123456780.730.770.790.740.750.760.790.810111213141516170.840.850.870.910.830.860.920.96即新方法与旧方法的数据无显著差异，即新方法无系统误差10. 格拉布斯检验法:G(0.05,10)2.176、检验62.2计算包扳,i62.2o在内的平均值为69.947,即标准差2.78所以dp| |xp69.947 | 7.7476.06，故62.2这个值(2) 、检验 69.49用同样的方

6、法检验得，应被剔除(3) 、检验 70.370.3不应被剔除。第二章1.10000080000 60000 一4000020000 -0.0260.0280.0300.0320.0340.0360.0380.0400.042入0.024B1.52.02.53.03.54.0A36.1865.2024688.108.308.25 一8.208.05 -8.008.15 一发酵时间/d6.0 -5.9 -5.8 -5.7 -5.6 -5.5 -5.4 -5.3 -ph值 残糖量/ ( g/l)-242220-1018：16巧 /(旦-14量糖 -12残 B4.吸附量（mg/g ）树脂型号两个产地几

7、种植物油的凝固点数据/诵用格式/诵用 /|格式、/通用格/通用格式1花生油棉子油| 1 1蓖麻油菜子油/通用格式/通用格式/通用格式/通用格式/通用格式用格式凝固点/C甲凝固点/C乙植物油ol pxc Y第三章1.颜色销售额/万元橘黄色26.528.725.129.127.2粉色31.228.330.827.929.6绿色27.925.128.524.226.5无色30.829.632.431.732.8方差分析：单因素方差分析SUMMARY组观测数求和平均方差26.5389.929.966673.24333328.738327.666675.36333325.1391.730.566673.

8、84333329.1383.827.9333314.0633327.2388.929.633339.923333方差分析差异源SSdfMSFP-valueF crit组间19.76444.9410.6780260.6225853.47805组内72.87333107.287333总计92.63733142.乙炔流量/空气流量/（ L/min）(L/min )89101112181.181.580.380771.581.481.879.479.175.927576.175.475.470.82.560.467.968.769.868.7方差分析：无重复双因素分析SUMMARY观测数求和平均方差5

9、50102.515399.979.983.1371.55397.679.525.50725372.774.544.5282.55335.567.114.485空气流量/(L/min)5305.961.18956.3425316.363.26951.7435313.862.76890.8035315.363.06863.0485304.460.88758.567方差分析差异源SSdfMSFP-valueF crit行17586.1644396.541733.90666.68E-183.006917列24.778446.19461.0340530.4200323.006917误.差95.84961

10、65.9906总计17706.79243.铝材材质去离子水自来水12.35.611.85.321.55.321.54.831.87.432.37.4方差分析：可重复双因素分析SUMMARY去离子水自来水总计1观测数224求和4.110.915平均2.055.453.75方差0.1250.0453.912观测数224求和310.113.1平均1.55.053.275方差00.1254.24253观测数224求和4.114.818.9平均2.057.44.725方差0.12509.5825总计观测数66求和11.235.8平均1.8666675.966666667方差0.1306671.298666667差异源SS