请教08真题-05风险理论第2题解题思路

aa750zhangjun

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收藏 2008-09-04

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;08真题-05风险理论第2题完全不了解条件的用意,希望好心人士能指点一二,非常感谢

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tujeeq

2008-9-4 18:09:00

同感!!!

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zhuyanshu

2008-9-5 17:22:00

不光是第２题，我还有其他几题，也没搞懂应该怎么做！

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败絮其中

2008-9-8 12:05:00

我不知道自己理解的对不对，我的结果是0.78。我的想法：第二题是一个保单组合的情况，而且是离散的。所以我们只要把理赔额要改变的这张保单专门分离出来。其他的看成整体y，这样就成了两张离散保单的组合x+y，并且从题目知道，y的取值是0，100，。。。，600。x的分布列也知道了，所以，只要用离散卷积公式，就可以求出y的分布列。这样改变x后再用卷积求出大于500的概率，1减去此值即可。 clzu
 金钱 +30
 奖励 2008-9-8 13:06:34

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mimi_007705

2008-9-8 23:41:00

我算出来的是0.5398,很多真题都搞不懂咋个解啊.大家一起看能不能把每道题的解题过程都透彻的搞东啊.

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浪人阿牛

2008-9-9 23:24:00

<div class="quote">以下是引用败絮其中在2008-9-8 12:05:00的发言： 我不知道自己理解的对不对，我的结果是0.78。我的想法：第二题是一个保单组合的情况，而且是离散的。所以我们只要把理赔额要改变的这张保单专门分离出来。其他的看成整体y，这样就成了两张离散保单的组合x+y，并且从题目知道，y的取值是0，100，。。。，600。x的分布列也知道了，所以，只要用离散卷积公式，就可以求出y的分布列。这样改变x后再用卷积求出大于500的概率，1减去此值即可。</div>好像有道理。还没想明白～～

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tujeeq

2008-9-10 09:11:00

我来解答：<table cellspacing="0" cellpadding="0" width="469" border="0" style="WIDTH: 352pt; BORDER-COLLAPSE: collapse;"><colgroup><col width="43" style="WIDTH: 32pt; mso-width-source: userset; mso-width-alt: 1376;"></col><col width="44" style="WIDTH: 33pt; mso-width-source: userset; mso-width-alt: 1408;"></col><col width="40" style="WIDTH: 30pt; mso-width-source: userset; mso-width-alt: 1280;"></col><col width="39" style="WIDTH: 29pt; mso-width-source: userset; mso-width-alt: 1248;"></col><col width="36" style="WIDTH: 27pt; mso-width-source: userset; mso-width-alt: 1152;"></col><col width="38" style="WIDTH: 29pt; mso-width-source: userset; mso-width-alt: 1216;"></col><col width="39" style="WIDTH: 29pt; mso-width-source: userset; mso-width-alt: 1248;"></col><col width="38" style="WIDTH: 29pt; mso-width-source: userset; mso-width-alt: 1216;"></col><col width="72" style="WIDTH: 54pt;"></col><col width="80" style="WIDTH: 60pt; mso-width-source: userset; mso-width-alt: 2560;"></col></colgroup><tbody><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl28" width="43" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 1pt solid; BORDER-LEFT: windowtext 1pt solid; WIDTH: 32pt; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">Fs(S)</td><td class="xl29" width="44" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 1pt solid; BORDER-LEFT: windowtext; WIDTH: 33pt; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">fs(x)</td><td class="xl29" width="40" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 1pt solid; BORDER-LEFT: windowtext; WIDTH: 30pt; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">x</td><td class="xl30" width="39" style="BORDER-RIGHT: #ffffff; BORDER-TOP: windowtext 1pt solid; BORDER-LEFT: #ffffff; WIDTH: 29pt; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl31" width="303" colspan="6" rowspan="2" style="BORDER-RIGHT: black 1pt solid; BORDER-TOP: windowtext 1pt solid; BORDER-LEFT: #ffffff; WIDTH: 228pt; BORDER-BOTTOM: black 0.5pt solid; BACKGROUND-COLOR: white;">保单集合A是除保单B以外的所有保单卷积，用A与B的卷积可求出S</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl34" align="right" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">0.4</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.4</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="22" style="HEIGHT: 16.5pt; mso-height-source: userset;"><td class="xl34" align="right" height="22" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 16.5pt; BACKGROUND-COLOR: white;">0.58</td><td class="xl24" align="right" xfmla="=A3-A2" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.18</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">100</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl26" width="303" colspan="6" rowspan="10" style="BORDER-RIGHT: black 1pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: 228pt; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">x1与x2的卷积可得到fs(x)和Fs(x) 0.4=0.8*p1 0.18=0.8*p2+0.2*p1 0.06=0.8*p3+0.2*p2 …… 0.04=0.2*p7 解出x1对应的概率值，再计算： x1与x2'卷积可求出新的fs'(x)与Fs'(x) 最近所求问题的答案是：Fs'(500)=0.78</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl34" align="right" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">0.64</td><td class="xl24" align="right" xfmla="=A4-A3" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.06</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">200</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl34" align="right" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">0.69</td><td class="xl24" align="right" xfmla="=A5-A4" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.05</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">300</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl34" align="right" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">0.7</td><td class="xl24" align="right" xfmla="=A6-A5" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.01</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">400</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl34" align="right" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">0.78</td><td class="xl24" align="right" xfmla="=A7-A6" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.08</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">500</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl34" align="right" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">0.96</td><td class="xl24" align="right" xfmla="=A8-A7" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.18</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">600</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl34" align="right" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">1</td><td class="xl24" align="right" xfmla="=A9-A8" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.04</td><td class="xl24" align="right" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">700</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl38" colspan="2" height="19" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: #ffffff; HEIGHT: 14.25pt; BACKGROUND-COLOR: white; mso-ignore: colspan;">保单B</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl39" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">X2</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">100</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl39" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">P</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.8</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0.2</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl38" colspan="2" height="19" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: #ffffff; HEIGHT: 14.25pt; BACKGROUND-COLOR: white; mso-ignore: colspan;">保单集合A</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl40" style="BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl39" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">x1</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">100</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">200</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">300</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">400</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">500</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">600</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl40" style="BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl39" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">p</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">p1</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">p2</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">p3</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">p4</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">p5</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">p6</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">p7</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl40" style="BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl38" colspan="3" height="19" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: #ffffff; HEIGHT: 14.25pt; BACKGROUND-COLOR: white; mso-ignore: colspan;">变化后的保单B</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl40" style="BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td class="xl39" height="19" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 0.5pt solid; HEIGHT: 14.25pt; BACKGROUND-COLOR: white;">X2'</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">0</td><td class="xl25" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 0.5pt solid; BACKGROUND-COLOR: white;">200</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl35" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td><td class="xl40" style="BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: #ffffff; BACKGROUND-COLOR: white;">　</td></tr><tr height="20" style="HEIGHT: 15pt;"><td class="xl41" height="20" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext 1pt solid; BORDER-BOTTOM: windowtext 1pt solid; HEIGHT: 15pt; BACKGROUND-COLOR: white;">P</td><td class="xl42" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">0.8</td><td class="xl42" style="BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext; BORDER-LEFT: windowtext; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">0.2</td><td class="xl43" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">　</td><td class="xl43" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">　</td><td class="xl43" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">　</td><td class="xl43" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">　</td><td class="xl43" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">　</td><td class="xl43" style="BORDER-RIGHT: #ffffff; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">　</td><td class="xl44" style="BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: #ffffff; BORDER-LEFT: #ffffff; BORDER-BOTTOM: windowtext 1pt solid; BACKGROUND-COLOR: white;">　</td></tr></tbody></table>这个标准过程是最笨的了，在考试中用这个方法来做是不得也的，所以你可以用更简便的方法来做，这里提供给大家的是思路。本题只是卷积中一个巧妙的技巧运用罢了！！ clzu
 金币 +1
 奖励 2008-9-10 12:02:34

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