BỘ CÔNG THƯƠNG TRƯỜNG ĐẠI HỌC CÔNG NGHIỆP THỰC PHẨM TP.HỒ CHÍ MINH KHOA CÔNG NGHỆ THỰC PHẨM BÀI BÁO CÁO MÔN: THIẾT KẾ THÍ NGHIỆM VÀ XỬ LÝ SỐ LIỆU Giáo viên hướng dẫn: Th.S TRẦN CHÍ HẢI
Trang 1BỘ CÔNG THƯƠNG TRƯỜNG ĐẠI HỌC CÔNG NGHIỆP THỰC PHẨM TP.HỒ CHÍ MINH
KHOA CÔNG NGHỆ THỰC PHẨM
BÀI BÁO CÁO MÔN: THIẾT KẾ THÍ NGHIỆM VÀ XỬ LÝ SỐ LIỆU
Giáo viên hướng dẫn: Th.S TRẦN CHÍ
HẢI Sinh viên thực hiện:
TP.Hồ Chí Minh, ngày 18 tháng 04 năm 2022
Trang 2Thành phần chất béo (%) của 9 loại côn trùng ăn được
Blattodea
Coleopte
Dipter ra
(beetles,
s) (flies)
grubs)
29.9 33.4 22.7
5 34.2 18.39 31
28.2 36 17.9
27.3 36.38 35.8
7 56.06 11.8
9
34 24.3
1 13.61 15.5
5.64 5.41 18 17.44
47 1.5 0.66 38.12
0.73 44 18.81
5.72 6.37 31.4 37.12
69.78
67.83
19.5 59.43
66.61
50.65
55.04
46.69
52 51.68
50.51
Hemipter Hymenopte Isoptera
Lepidopte ra
a (true ra (ants, (termite
(butterflies
bugs) bees) s)
, moths)
30.26 25.09 32.74 27.66 6.2 12.3 46.1 30
45 7.5 28.2 29.85 57.3 21 36.12 58.55 54.2 20.59 21.35 29.45 9.67 19 38.37 15.2
18.82 22.5 35 45.76 20 36.55 10.2 45.87 20.21 18.6
41.68 49.45 8.09 46.72 33.96 9.52
4.33 36.21 19.16
8.53 24.26 14.3
19.43 13.46 43.29
16
60
Odonata
(dragonflie
s,
damselflies
)
19.83 16.72 22.93
Orthoptera (crickets, grasshopper
s, locusts)
13.41 22.8 22.08 18.55 9.8 14.41 17.74 24 7.07 6.52 53.05 20.6 3.24 18.7 8.43 11
3.5 11.8 7.15 8.17 4.22 11
4.2 6.49 12.3 16.3 46.2 48.2 17 17 8.11
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Trang 420.8 19.22 29 10.4
3.8
WORKSHEET 1
One-way ANOVA: Blattodea (cockroaches), Coleoptera (beetles, grubs), Diptera
(flies), Hemiptera (true bugs), Hymenoptera (ants, bees), Isoptera (termites),
Lepidoptera (butterflies, moths, Odonata (dragonflies, damselfli, Orthoptera
(crickets, grasshopp
Method
Null hypothesis All means are equal
Alternative hypothesis Not all means are equal
Significance level α = 0.05
Equal variances were assumed for the analysis.
Factor Information
Level Factor s Values
Factor 9 Blattodea (cockroaches), Coleoptera (beetles, grubs),
Diptera (flies), Hemiptera (true bugs), Hymenoptera (ants, bees), Isoptera (termites),
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Trang 5Lepidoptera (butterflies, moths, Odonata (dragonflies, damselfli, Orthoptera (crickets, grasshopp
Analysis of Variance
Source DF Adj SS Adj MS F-Value P-Value
Error 229 52179 227.9 Total 237 63810
Model Summary
15.0948 18.23% 15.37% 13.68%
Means
Blattodea (cockroaches) 4 29.90 3.06 (15.03, 44.77)
Coleoptera (beetles, grubs) 46 33.40 18.70 (29.01, 37.79)
Diptera (flies) 7 22.75 8.53 (11.50, 33.99) Hemiptera (true bugs) 25 30.26 18.34 (24.31, 36.21) Hymenoptera (ants, bees) 44 25.09 11.82 (20.61, 29.58)
Isoptera (termites) 8 32.74 8.38 (22.23, 43.26) Lepidoptera (butterflies, moths 51 27.66 17.71 (23.49, 31.82)
Odonata (dragonflies, damselfli 3 19.83 3.11 (2.65, 37.00)
Orthoptera (crickets, grasshopp 50 13.41 10.79 (9.21, 17.62)
Pooled StDev = 15.0948
Tukey Pairwise Comparisons
Grouping Information Using the Tukey Method and 95% Confidence
Coleoptera (beetles, grubs) 46 33.40 A Isoptera (termites) 8 32.74 A
Trang 6Hemiptera (true bugs) 25 30.26 A Blattodea (cockroaches) 4 29.90 A B Lepidoptera (butterflies, moths 51 27.66 A
Hymenoptera (ants, bees) 44 25.09 A
Odonata (dragonflies, damselfli 3 19.83 A B Orthoptera (crickets, grasshopp 50 13.41 B
Means that do not share a letter are significantly different.
Fisher Pairwise Comparisons
Grouping Information Using the Fisher LSD Method and 95% Confidence
Means that do not share a letter are significantly different.
Coleoptera (beetles, grubs) 46 33.40 A
Isoptera (termites) 8 32.74 A B Hemiptera (true bugs) 25 30.26 A B Blattodea (cockroaches) 4 29.90 A B Lepidoptera (butterflies, moths 51 27.66 A B
Hymenoptera (ants, bees) 44 25.09 B
Odonata (dragonflies, damselfli 3 19.83 A B C
Orthoptera (crickets, grasshopp 50 13.41 C
WORKSHEET 2
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Trang 7Descriptive Statistics: Blattodea (cockroaches), Coleoptera (beetles, grubs),
Diptera (flies), Hemiptera (true bugs), Hymenoptera (ants, bees), Isoptera
(termites), Lepidoptera (butterflies, moths, Odonata (dragonflies, damselfli,
Orthoptera (crickets, grasshopp
Statistics
SE Variable N N* Mean Mean StDev Variance Sum Minimum Q1
Blattodea 4 0 29.90 1.53 3.06 9.38 119.60 27.30 27.53 (cockroaches)
Coleoptera (beetles, 46 0 33.40 2.76 18.70 349.65 1536.39 0.66 18.29
grubs)
Diptera (flies) 7 0 22.75 3.22 8.53 72.78 159.22 11.89 15.50 Hemiptera (true bugs) 25 3 30.26 3.67 18.34 336.49 756.44 4.00 11.84 Hymenoptera (ants, 44 2 25.09 1.78 11.82 139.76 1104.16 5.80 18.76
bees)
Isoptera (termites) 8 0 32.74 2.96 8.38 70.19 261.93 21.35 23.93 Lepidoptera 51 0 27.66 2.48 17.71 313.63 1410.49 5.25 14.20 (butterflies, moths
Odonata (dragonflies, 3 0 19.83 1.79 3.11 9.64 59.48 16.72 16.72 damselfli
Orthoptera (crickets, 50 2 13.41 1.53 10.79 116.36 670.69 2.49 6.94 grasshopp
Variable Median Q3Maximum IQR Mode N for Mode
Blattodea 29.05 33.13 34.20 5.60 * 0
(cockroaches)
Coleoptera (beetles, 36.54 46.77 69.78 28.47 * 0
grubs)
Diptera (flies) 22.75 31.00 35.87 15.50 * 0
Hemiptera (true bugs) 33.00 45.81 57.30 33.98 45 2
Hymenoptera (ants, 22.00 33.24 62.00 14.48 19, 21, 22, 2
Isoptera (termites) 34.43 37.91 46.10 13.99 * 0
Lepidoptera 25.00 30.49 77.17 16.29 26.2 3
(butterflies, moths
Odonata (dragonflies, 19.83 22.93 22.93 6.21 * 0
damselfli
Orthoptera (crickets, 10.80 17.18 53.05 10.24 11 3
grasshopp
The data contain at least five mode values Only the smallest four are shown.
Trang 12WORKSHEET 3
Test for Equal Variances: Blattodea (cockroaches), Coleoptera (beetles,
grubs), Diptera (flies), Hemiptera (true bugs), Hymenoptera (ants, bees),
Isoptera (termites), Lepidoptera (butterflies, moths, Odonata (dragonflies,
damselfli, Orthoptera (crickets, grasshopp
Method
Null hypothesis All variances are equal
Alternative hypothesis At least one variance is different
Significance level α = 0.05
95% Bonferroni Confidence Intervals for Standard Deviations
Blattodea (cockroaches) 4 3.0627 (0.1752, 175) Coleoptera (beetles, grubs) 46 18.6990 (15.0129, 25) Diptera (flies) 7 8.5309 (3.3530, 36) Hemiptera (true bugs) 25 18.3436 (15.0614, 25) Hymenoptera (ants, bees) 44 11.8221 (8.2546, 18) Isoptera (termites) 8 8.3779 (3.9412, 27) Lepidoptera (butterflies, moths 51 17.7096 (12.4497, 27) Odonata (dragonflies, damselfli 3 3.1050 (0.0000, 87440190) Orthoptera (crickets, grasshopp 50 10.7872 (5.9722, 21)
Individual confidence level = 99.4444%
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Trang 13Test