9 Статистические методы иследования пола
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1=50 ( ) |
2=250 ( ) |
1 2=300 |
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3=10 ( ) |
4=190 ( ) |
3 4=200 |
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1 3=60 |
2 4=440 |
n=500 |
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. . 5. .
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102
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( 2+ 1)·( 2+ 4):n |
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(50+250)·(50+10):500 |
(250+50)·(250+190):500 |
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1 =36 ( ) |
2 =264 ( ) |
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( 3+ 1)·( 3+ 4):n |
( 4+ 2)·( 4+ 3):n |
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(10+50)·(10+190):500 |
(50+250)·(50+10):500 |
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3 =24 ( ) |
4 =176 ( ) |
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2 (50 36)2 (250 264)2 (10 24)2 (190 176)2
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v=(lx–1)·(ly–l) =(2–1) · (2–1)=1. . 34 ( . 124)
2. =1 =0,01 6,63. -
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. . 5. .
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103
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(10+20) :2=15 |
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2,4 |
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(20+16) :2=18 |
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3,0 |
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3,3 |
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1=100 |
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. . 5. .
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104
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. . 5. .
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105
2
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b + d = 270 |
n=a+b+c+d=310 |
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. . 5. .
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106
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. . 5. .
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. . 5. .
. – : , 2006. –208 .
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108 |
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(33390 29878 60975 11805) |
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. . 5. .
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. . 5. .
. – : , 2006. –208 .
1. , -
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1.3.x
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1.8..
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6.1.2?
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6.5.2 -
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6.6.2
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