1 ) ------------------------------------------------------------------------------------------------------------------------------- / w* R- f6 Q6 ~; A7 Z: U0 ZStatistical distribution of peak voltage at node "X0002A". The base voltage for per unit printout is V-base = 6.53197300E+05* ]! ~3 e) B2 R. S
Interval voltage voltage in Frequency Cumulative Per cent" |: ^# E/ i% W" e! j( j
number in per unit physical units (density) frequency .GE. current value & M- `9 I( w# K# t% p/ B* O 22 1.1000000 7.18517030E+05 0 0 100.000000, I1 l' }4 C& x3 ?4 s
23 1.1500000 7.51176895E+05 27 27 77.5000004 V# L! E; G0 \8 Z2 c2 h
24 1.2000000 7.83836760E+05 51 78 35.000000 ) C+ @9 Y0 K, a 25 1.2500000 8.16496625E+05 39 117 2.500000 % n: e" a- o7 [ 26 1.3000000 8.49156490E+05 3 120 .000000 - W- g: b' N. n. @Summary of preceding table follows: Grouped data Ungrouped data 4 f' N- J7 p! R; D: C) E& ^ Mean = 1.18250000E+00 1.18075096E+00 ! X2 k" \9 o" j. _# C Variance = 1.58193277E-03 1.50641231E-035 f% C- s- y4 ~$ j4 o9 p" u
Standard deviation = 3.97735185E-02 3.88125278E-02 ! K0 J4 _+ ^) K* m( m' S2 l) Y6 w @. C 上面的结论是做操作过电压仿真计算出来的，采用统计开关按120次正态分布。请问这里面frequency和.GE. current value是什么意思？还有最后四行Grouped data和Ungrouped data有什么区别？Mean、Variance和Standard deviation代表了什么？谢谢各位大侠指教！
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发表于 2010-1-27 05:44:07
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