概率论与数理统计同步习题册参考答案.pdf

《概率论与数理统计》同步练习册班级学号《概率论与数理统计》同步习题册参考答案221120,1(−)p+q4一.1..2..3.,.4.;5..6..53233第一章1.1节7.11.8.2.9.0.8.10.0.94.11.11.27530k1.(1){|k=0,1,2,,n},n为小班人数;二.1.A.2.C.3.B.3.A.4.A.5.A.n42426C⋅11⋅C12⋅112211663333(2)xy{(,x)|≤0y+≤1};三.1.1−6,6,6.2.,,,.12121254105ABCABC;(2)ABACBC;(3)A+BC+A;(4)B∪C∪;402.(1)n10.04−.4.0.999>，n=3.5.0.253,94/253.6.1/4.3.49(5)7.0.24,0.424.ABCABC+ABC+ABC+;(6)Ω−ABC.(7)ABC3.(1)(3)(4)(5)成立.第二章2.1节1.2节11191.，.2.PXP，X.100(2=)=(3=)=51132(21)−31010.3..4.0.2.,,1.0.1.2.82685Ak111.3节PX=k=3k=.a4.=−（1）b=,1，（2）.3.()k+1,0,1,2,3A2163!2!2!2!1373691381..2..3.,4.,,.5..13!21404161616431921.4节5.a=2，,22−,0.6..44312096419481/3,1/4.2..3.,.4.,.1.2.2节33002093095523133411.5节1.(1)2,12,(2)6.2.44.64*4=178.56.3.256.4.3.5.3.432.3节1−0.9×0.95×0.8=0.316.3.0.896.4..,1.0.48.2.771818219191200.70.30.70.1.3C