Ginny Weasley is attempting to breed her pygmy puff, Arnold, who is pink & fuzzy to her friend's pygmy puff, which is purple and short-haired. She knew only that pink and fuzzy are both dominant traits, and when she breeds the two, they produce the following progeny: Pink, fuzzy, 810 Pink, short-haired 750 Purple, fuzzy 660 Purple, short-haired 612 Given an a hypothesis of 1:1:1:1 and an calculated Chi square of 0.4461, determine the degrees of freedom and whether you can accept or reject your hypothesis. Percentage Points of the Chi-Square Distribution Degrees of Probability of a larger value of x Freedom 0.90 0.25 0.10 0.01 6.63 0.99 0.95 0.004 0.75 0.50 0.05 3.84 1 0.000 0.016 0.102 0.455 1.32 2.71 2 0.020 0.103 0.211 0.575 1.386 2.77 4.61 5.99 9.21 3 0.115 0.352 0.584 1.212 2.366 4.11 6.25 7.81 11.34 0.297 0.711 1.064 1.923 3.357 5.39 78ר 9.49 13.28 5 0.554 1.145 1.610 2.675 4.351 6.63 9.24 11.07 15.09 6 0.872 1.635 2.204 3.455 5.348 7.84 10.64 12.59 16.81 7 1.239 2.167 2.833 4.255 6.346 9.04 12.02 14.07 18.48 8 1.647 2.733 3.490 5.071 7.344 10.22 13.36 15.51 20.09 2.088 3.325 4.168 5.899 8.343 11.39 14.68 16.92 21.67 10 2.558 3.940 4.865 6.737 9.342 12.55 15.99 18.31 23.21

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a) 2, accept
b) 3, accept
c) 2, reject
d) 3, reject
Ginny Weasley is attempting to breed her pygmy puff, Arnold, who is pink & fuzzy to her friend's
pygmy puff, which is purple and short-haired. She knew only that pink and fuzzy are both dominant
traits, and when she breeds the two, they produce the following progeny:
Pink, fuzzy
810
Pink, short-haired
750
Purple, fuzzy,
660
Purple, short-haired
612
Given an a hypothesis of 1:1:1:1 and an calculated Chi square of 0.4461, determine the degrees of
freedom and whether you can accept or reject your hypothesis.
Percentage Points of the Chi-Square Distribution
Degrees of
Probability of a larger value of x?
Freedom
0.99
0.95
0.90
0.75
0.50
0.25
0.10
0.05
0.01
1
0.000
0.004
0.016
0.102
0.455
1.32
2.71
3.84
6.63
2
0.020
0.103
0.211
0.575
1.386
2.77
4.61
5.99
9.21
3
0.115
0.352
0.584
1.212
2.366
4.11
6.25
7.81
11.34
4
0.297
0.711
1.064
1.923
3.357
5.39
78.ר
9.49
13.28
5
0.554
1.145
1.610
2.675
4.351
6.63
9.24
11.07
15.09
6
0.872
1.635
2.204
3.455
5.348
7.84
10.64
12.59
16.81
7
1.239
2.167
2.833
4.255
6.346
9.04
12.02
14.07
18.48
8
1.647
2.733
3.490
5.071
7.344
10.22
13.36
15.51
20.09
9
2.088
3.325
4.168
5.899
8.343
11.39
14.68
16.92
21.67
10
2.558
3.940
4.865
6.737
9.342
12.55
15.99
18.31
23.21
Transcribed Image Text:Ginny Weasley is attempting to breed her pygmy puff, Arnold, who is pink & fuzzy to her friend's pygmy puff, which is purple and short-haired. She knew only that pink and fuzzy are both dominant traits, and when she breeds the two, they produce the following progeny: Pink, fuzzy 810 Pink, short-haired 750 Purple, fuzzy, 660 Purple, short-haired 612 Given an a hypothesis of 1:1:1:1 and an calculated Chi square of 0.4461, determine the degrees of freedom and whether you can accept or reject your hypothesis. Percentage Points of the Chi-Square Distribution Degrees of Probability of a larger value of x? Freedom 0.99 0.95 0.90 0.75 0.50 0.25 0.10 0.05 0.01 1 0.000 0.004 0.016 0.102 0.455 1.32 2.71 3.84 6.63 2 0.020 0.103 0.211 0.575 1.386 2.77 4.61 5.99 9.21 3 0.115 0.352 0.584 1.212 2.366 4.11 6.25 7.81 11.34 4 0.297 0.711 1.064 1.923 3.357 5.39 78.ר 9.49 13.28 5 0.554 1.145 1.610 2.675 4.351 6.63 9.24 11.07 15.09 6 0.872 1.635 2.204 3.455 5.348 7.84 10.64 12.59 16.81 7 1.239 2.167 2.833 4.255 6.346 9.04 12.02 14.07 18.48 8 1.647 2.733 3.490 5.071 7.344 10.22 13.36 15.51 20.09 9 2.088 3.325 4.168 5.899 8.343 11.39 14.68 16.92 21.67 10 2.558 3.940 4.865 6.737 9.342 12.55 15.99 18.31 23.21
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