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SlideshowReport

Chi -Squared Analysis

Description
Chi-Square Analysis
(I) Monohybrid
Cross Expected Ratio
3/ 4
1 / 4
(b) Dihybrid
Cross Expected Ratio
9/16
3/16
3/16
1/16
Observed (o)
740
E
Total = 1000
Observed (a)
587
1 97
1 68
E
Total = 1008
Expected (e)
3/4(1000) = 750
1/4(1000) : 250
Expected (2)
567
189
189
63
Deviation (n — 2)
7407750 = —10
2607250 : +10
Deviation (a - e)
+20
+8
—21
*7
Deviation (dz)
(,1 of = 100
(+10% : 100
Deviation (112)
400
64
441
49
42/:
100/750 = 0.13
100/250 : w
X2 = 0.53
p : 0.48
dzle
0.71
0.34
2.33
m
X2 : 4.16
p : 0.26
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