作直线相关分析时,当,n=10,r=0.8531,α=0.05(双侧),查相关系数界值表r[img=~/QImg/2013-10-14-11-12-39/image094.jpg]=0.872,r[img=~/QImg/2013-10-14-11-12-39/image095.jpg]=0.847,r[img=~/QImg/2013-10-14-11-12-39/image096.jpg]=0.805,得P值范围为