统计图表&统计图

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1、Table骑车经验程度与性别关系情况experienceMaleNo.percentageexperienceFemaleNo.percentagemuch3156much2040moderate1222moderate1122little611little816no611no1122从表里可以看出男生中骑车经验丰富的比例明显的高于女生，男生近80%，而女生有60%。Figure:独立性检验（列联表分析）bikingexperiencemuchmoderatelittlenoTotalmalestudents31126655femalestuden

2、ts201181150Total51231417105假设H0：骑车经验与性别无关，HA：骑车经验与性别有关。α=0.05，计算得χ20≈3.99由自由度f=(r-1)(c-1)=(2-1)(4-1)=3,查表的χ20.05（3）=7.815＞χ20，故应接受H0，即骑车经验与性别无。不同小鼠不同蛋白水平饲喂下平均日增重　123L0.970.590.31W56H0.910.720.47W56L0.510.340.13LineL=lineselectedforhighlittersizeLineW56H=lineselectedforhighbody

3、weightat56daysofageLineW56L=lineselectedforlowbodyweightat56dayofageDiet1=normalproteinlevelBW21d–BW56d=AveragebodyweightDiet2=lowproteinlevelon21-56daysofage.Diet3=verylowproteinlevel1.Differencesingrowthbetweenlinesofmice（diet1）2.Differencesingrowthbetweenmicefeddifferentdie

4、ts3.Thedifferencebetweenthetwomostextremelinesofmicefedonthetwomostextremediets(fourcombinationsinonefigure)FPCP10%16%0ppm20ppm10%CP=89%corn+6%soybeanmeal+0.39%lysine；16%CP=74%corn+21%soybeanmeal+0.77%lysine；Thesoybeanmealcontained46%CP0ppm=0.15%dicalciumphosphate、0.7%limesto

5、ne;20ppm=1%dicalciumphosphate、0.65%limestoneAlldietscontained2.6%tallow、0.3%salt、0.35%mineralmixandsamevitamin.Themineralmixsuppliedperkgofdiet:Zn128mg;Fe128mg;Mn30mg;Cu11mg;I0.26mg;Se0.3mg.四种猪日粮组成及各营养成分含量项目Items第一组第二组第三组第四组玉米Corns89897474豆粕Soybeanmeal662121动物油脂tallow2.62.62.6

6、2.6饲料添加剂dicalciumphosphate1.0511.051石灰粉limestone0.70.650.70.65食盐Sodiumchloride0.300.300.300.30维生素/矿物质itamin/mineralmix0.350.350.350.35营养水平Nutrientlevel粗蛋白Crudeprotein（%）10101616felicitopamine(FP)（ppm）020020锌Zn（mg）128128128128铁Fe（mg）128128128128锰Mn（mg）30303030铜Cu（mg）11111111碘I（

7、mg）0.260.260.260.26硒Se（mg）0.30.30.30.3赖氨酸lys（%）0.390.390.770.77钙Ca（g）66--