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-0.5952 -0.6647 -0.3015 2.4316 1.6275 -0.8578 0.8124 1.4501 -2.5996 0.1102 -0.2390 -0.7716 0.0695 -0.3298 0.7801 0.0264 -0.9617 1.4643 -1.8337 2.7019 0.6029 0.9703 -0.1527 1.0918 1.8274 -1.6349 0.9428 -0.0053 1.6830 -0.2168 0.6541 -0.5363 -1.0239 1.4095 1.5551 1.4199 -1.5448 0.5472 -0.0678 1.7579 -1.0502 0.6269 -0.3751 1.4926 0.0818 0.8850 0.0967 2.2215 0.2077 -0.4552 -1.7670 1.1409 0.2516 -1.2924 -0.7656 -0.4964 -0.1064 1.2353 0.3388 0.0409 1.0335 0.7485 -1.4048 1.2308 -1.0306 0.3049 -0.6434 1.0778 0.1708 0.7652 1.3448 -1.3196 1.9363 -0.5092 0.7413 0.5551 0.8120 -1.9576 -0.1428 -0.7605 -0.0999 -2.4439 -0.8001 -0.6594 0.4932 -0.1148 1.2376 0.3001 1.2960 -0.5840 -0.2782 -3.0737 0.2171 1.5510 0.6307 -0.4074 -0.5485 1.4281 0.2296 -1.3532 0.3553 0.9040 0.5213 0.5417 -0.6160 -0.4650 1.3458 2.4304 0.9749 2.0205 -2.3779 0.7973 -1.0923 0.0310 -0.3257 0.5407 -2.0122 0.6839 1.5677 -0.5901 0.2333 -0.2611 0.6464 1.5171 -1.7813 -0.6604 1.3514 2.1364 0.1668 -1.7052 0.2765 0.3945 -0.0986 0.1764 -1.8379 -1.5023 0.8192 -0.2346 -1.6316 -0.3179 -0.7963 0.6908 -0.0420 0.3240 0.5065 -1.0286 0.0994 -0.1164 0.6892 1.8833 0.3254 -0.0952 0.0312 -0.6138 -1.7313 0.4788 -0.4478 0.3868 0.0530 0.4032 0.1910 -0.6936 0.0110 -1.1056 1.9080 -0.1654 -0.7324 -0.9907 0.8943 0.4482 0.8892 1.0733 -0.1047 1.5473 0.1698 0.8040 -1.7240 0.1741 -0.4841 -0.7316 -2.1319 -1.8104 -0.0523 -0.0862 -1.1897 -0.7541 0.9473 -0.1826 -0.0663 0.9050 1.4582 -1.1180 1.8133 0.1508 2.2472 1.1703 0.3105 -1.1789 1.9916 -0.5679 -0.1193 1.1773 -0.2727 0.2257 1.4445 0.7576 -0.0744 -0.8484 -0.3625 1.8595 -0.7770 -0.0360 -0.2501 2.5915 -0.4187 -0.6913 1.4149 -1.5765 -0.8474 -0.6101 0.1661 0.3767 -0.0482 1.2728 -2.9772 -0.5918 1.0070 2.2496 0.8844 -0.0163 -0.4059 0.7358 -2.6192 -0.6409 -0.9686 1.4443 0.5553 -1.1590 0.7595 0.6863 -0.5720 0.7304 1.1580 0.5145 -0.3080 1.6958 0.0032 -0.6763 -1.4061 3.4128 1.6241 -0.3947 0.1396 1.2059 -1.8166 0.3078 -2.7892 -0.4864 0.2624 -0.3310 0.1192 0.7767 0.3323 -0.3327

-1.1294 1.0073 -0.4861 -0.2830 -0.4465 2.0963 0.1970 0.3034 0.2445 1.6501 0.0052 0.3888 1.6969 -0.8171 0.7183 0.6664 -0.2061 -0.6525 0.7260 -0.4912 0.1535 -0.3464 0.0495 -0.0568 0.7925 0.8675 0.1338 -0.2640 0.9260 0.4225 0.6034 0.3608 -1.0062 -0.6443 0.3508 -0.0749 -0.0584 -0.0804 1.3065 -0.9055 -0.7958 0.7867 -1.1087 0.7493 1.1991 0.7167 -0.6222 -0.1371 2.1442 -1.7920 -2.5773 -0.0073 1.4299 0.6365 -1.3528 1.2132 0.4570 -0.0605 0.3912 -0.3925 2.0730 0.6095 -0.3233 0.6436 1.4681 1.0195 -0.5024 0.9344 0.2096 1.2286 0.7548 -0.2495 -0.9482 -0.7076 0.6132 -0.5938 1.7605 -0.2623 0.0888 1.2428 2.5956 -1.5489 -0.6755 -0.3868 2.7868 0.2751 -0.0168 0.8262 0.2717 -0.9793 -0.9141 -0.1043 -1.9514 0.1278 -0.3174 0.0625 0.5883 0.3716 0.8290 -0.1040 -1.6749 -0.6968 -1.9223 -0.3868 -0.4367 0.0161 0.0450 1.3692 2.4166 0.4169 -0.3099 0.0687 0.1876 0.2942 0.9477 0.4726 -0.5257 1.7827 -1.1156 0.2606 -1.5923 1.5107 1.1748 0.3170 -2.0863 0.3861 -0.8610 -1.2308 2.6416 -0.9044 -1.2233 0.3032 -0.7301 -1.1436 -1.4132 -0.5918 0.5189 -1.4928 -0.0867 -0.0126 -0.3459 0.9863 0.6433 2.9199 -1.2486 0.1571 0.7887 -0.5771 0.5276 1.6717 0.8001 0.8838 -0.2242 0.2970 -0.5210 -0.1554 -0.0985 0.9972 0.4345 -2.8148 -2.0849 1.5781 -0.1495 0.0337 -0.0309 0.5775 -0.0157 0.3163 0.7531 -0.5543 1.9848 -0.1670 -1.1636 -0.6450 -0.5818 0.1000 0.3133 0.3658 0.4783 1.5924 -0.5489 1.7747 -0.9732 0.5787 -0.4705 -1.1477 -1.9558 -0.9253 -1.4845 0.5220 0.0015 -0.9661 1.6011 0.6373 -0.0397 0.7326 -1.5689 -2.1219 0.5557 0.7002 -1.8364 -0.8133 0.9738 -1.5420 -0.5390 -0.0705 -0.2354 1.3079 -0.0337 1.1994 -0.4826 0.3025 -0.0332 -1.7524 -0.6566 -0.5414 -0.9266 -0.0522 -0.0674 0.9224 0.7732 2.2560 0.0410 -0.3199 0.2124 0.4136 -1.1206 0.1884 0.5972 1.4606 0.2847 1.9243 0.4091 -1.5296 0.7141 1.1326 -2.3702 -2.3123 0.5700 -2.0321 1.3807 -0.9177 1.2202 1.3907 1.7010 -0.3648 -0.4539 -0.0248 -0.6328 -0.6283 -0.7698 -0.2226 1.0232 -0.8375 0.1806 -0.4891 -0.0918 0.8971 -0.4024 0.6301 -1.2305 1.3997 0.3845 0.1254

0.4851 0.8035 -0.0257 0.2806 -0.6099 0.8074 1.6455 0.5809 -0.3799 1.8809 -0.4137 -1.0653 -0.4542 1.7786 -0.2424 -0.7997 1.1181 -2.0091 1.0088 -0.9381 -1.1651 -0.5607 -0.7003 0.2432 2.0494 -0.9167 0.7566 1.7089 -0.3501 0.1495 0.6020 0.3760 1.1642 -0.6448 1.8168 2.6078 0.0179 0.9098 -1.0235 -1.4225 -1.6401 -0.0532 -1.6104 0.1542 1.7016 -0.7559 0.2771 -0.0147 1.2388 -0.2023 -0.4942 0.1575 -0.6745 -0.5167 0.6836 1.4887 -0.7807 -0.6216 0.5310 0.8095 2.1345 1.9288 0.3544 0.3961 0.2317 -0.8614 1.2880 2.4319 -0.0135 -0.8405 -1.3333 0.2805 -0.5563 0.8204 0.7556 1.2278 -0.9119 -0.0636 1.3717 0.6453 0.2456 -1.7713 0.1188 0.0596 0.3847 -0.7602 -0.0702 -1.6909 -0.5783 1.1037 0.4693 1.4625 1.2997 0.2362 1.6348 -1.0977 -0.7028 2.4152 0.8073 -0.4021 -1.0275 0.9141 1.2945 -0.1360 0.0149 1.3142 0.2187 0.3224 1.7132 -0.4765 -2.0788 0.0762 0.1129 -0.1051 -1.0865 1.4170 -1.5583 0.7079 0.6374 0.3679 -0.4046 -0.6028 -0.4033 -0.8521 0.1727 0.3541 -0.2463 -0.1457 -1.1690 -0.0220 0.6183 1.8659 0.0819 1.6080 -0.3807 -1.2996 -0.7240 -0.5650 0.6217 -1.3355 -0.1231 -1.1028 -2.7532 0.2520 -0.8581 1.1354 -0.2979 1.1543 1.0461 2.1269 -0.6558 -1.1424 0.9490 -0.4046 -0.3843 0.4820 0.4438 0.3811 1.1023 0.3783 0.2039 1.2073 0.1787 1.3074 0.1108 -0.6028 0.4621 1.6935 -0.9934 1.2885 0.4573 1.1889 -0.9561 1.0671 2.3880 1.1957 -0.1276 2.2655 -0.4056 0.1880 2.3011 -0.6034 -0.4533 -0.2701 1.8336 -0.6201 0.5028 -0.9653 -1.9254 -0.1192 -0.3970 -1.4255 -0.0019 0.0898 0.2680 -0.4326 0.2640 -0.3626 -0.1948 0.2922 -0.9841 0.9854 0.7818 1.3650 0.4686 0.4040 0.8670 -1.3649 -0.3254 -0.4289 0.2737 -0.3739 0.9718 2.6467 -0.2943 -1.1435 -0.0538 -1.7179 2.0477 0.4725 -0.0539 0.0078 -2.0800 0.2179 0.7468 -0.8025 2.1732 0.5396 -0.4568 0.5724 -0.6918 0.1939 0.8150 1.0841 0.8895 -1.0789 0.6294 -1.5917 -0.5799 -0.7561 -0.3220 -1.8757 0.2388 -0.7038 0.9175 -1.2033 -0.7443 -0.5469 -0.3082 0.3713 -0.6051 -1.5379 1.4373 0.0253 -0.6203 0.4599 0.2615 -0.2148 0.6607 0.7435 1.0820 1.1244 -0.1620 -0.1710

0.0841 0.6551 0.8564 0.9794 0.4357 -0.8103 -0.4353 1.4702 -1.1785 -1.3164 0.8613 -0.0057 -0.5626 -0.8104 0.4020 -0.0232 0.0641 -1.1629 0.8781 -1.2762 -0.5842 0.1345 -1.7273 -0.6471 -0.8146 1.7223 -0.9795 2.4081 0.7160 1.5723 -0.2584 0.1019 0.1151 0.9017 0.0366 0.1302 0.4933 -0.8020 0.0685 0.0762 -0.1849 -0.8043 -0.8027 -1.2508 -0.5299 0.3617 -0.8147 -0.1024 -0.0083 1.2377 0.5411 -2.0587 0.9900 -0.6676 0.6276 1.5282 0.6817 -2.3320 -1.7817 -0.7057 0.1544 1.7769 0.5386 -0.3709 -0.0440 -0.2201 2.5807 0.6312 -0.5100 1.2857 0.8902 -0.4506 -1.3062 0.0833 -1.3221 0.5570 -0.4561 0.1408 1.0235 2.1400 -0.6107 -0.1802 -1.9037 1.5814 0.7778 1.2635 -0.5653 -0.0357 -0.3921 -0.2971 -0.8339 -1.7506 0.0862 1.9344 -1.1070 -0.3513 -0.5867 -0.0144 0.6915 1.3056 1.7575 0.8725

4、首先生成正态分布N?0,16?的容量为300的随机数的样本，然后画正态分布N?0,16?的直方图。

解：编程求解：>> x=normrnd(0,16,300,1); >> hist(x,7) 图像：

1009080706050403020100-40-200x204060y

练习5.5