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, . 8 . - -. : 1,7; 4,2; 0; 2; 1,8; 3,4; 0,6; 6,1, 2,8; 2,5; 1; 0; 0,8; 2,1; 2,1; 2. 60,05 28,55, , -.
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5 1 : 1 - 10, 2 - 20, 3 - 25, 4 - 30, 5 - 20. 105 . h. X=21 .
Xh=5/(1/10+1/20+1/25+1/30+1/20)=18.31.
. . , 1 - 60/21=2.86 . ? . 6 , 2 - 3, 3 - 2.4, 4 - 2, 5 - 3. 3.38. , , 1 .
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x1=100, x2=200, x3=300. , 3*2002=1200002. 3*2162=1400002.
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. , {8, 11, 12, 20, 12, 13, 9, 15, 19, 17, 19} ( ): {8, 9, 11, 12, 12, 13, 15, 17, 19, 19, 20}. 13 ( . : = 13). , . , 20, : {8, 9, 11, 12, 12, 13, 15, 17, 19, 19, 20, 20}, 14. . . , 15 ( ) 14, {8, 9, 11, 12, 12, 13, 14, 17, 19, 19, 20, 20} 13,5.
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Pi=LPi+(c/f)*e,
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: P3, P10, P25, P50, P75, P90, P97. , 25 75, (, 50% ), 10 25 75 90, ( 15%). 3 10 90 97, ( 7%). - .
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25-29. P3, P10, P25, P50, P75, P90, P97 , .
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RR . . . | ||
70-90 | ||
90-110 | ||
110-130 | ||
130-150 | ||
150-170 | ||
170-190 | ||
190-210 | ||
210-230 | ||
230-250 | ||
250-270 |
:
Sf/100*Pi, Sf - ( 1000), Pi - . 30=(1000/100)*3, -100, 250, 500, 750, 900, 970.
, . , 30 90-100, 100 - , 250 - 110-130 .. 1 . : 3=90+(20/100)*20=94 ;
10=90+(90/100)*20=108 ; 25=110+(140/400)*20=117 ;
50=110+(390/400)*20=129.5 ; 75=150+(40/100)*20=158 ;
90=190+(20/60)*20=186.67 ;
97=210+(30/30)*20=230 ;
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3 | 10 | 25 | 50 | 75 | 90 | 97 | |
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, : {2, 3, 5, 1, 4, 5, 6, 5, 2} 5 ( : = 5). 2 , . { 3, 3, 5, 1, 4, 5, 6, 5, 3 }. 1 = 5, 2 = 3.
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Mo = x-3*(x-Md).
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