Choose the following data according to your bachelor program and develop a stem and leaf. Then, find the mode. Table 1.2: Data for Civil students 42, 14, 22, 66, 12, 15, 78, 27, 6, 15, 19, 48, 4, 31, 26, 20, 28, 13, 10, 18, 13, 15, 48, 16, 15, 5, 18, 16, 28, 51, 10, 27, 28, 5, 4, 21, 18, 7, 12, 6, 40, 12, 2, 20, 15, 3, 16, 13, 8, 7, 65, 65, 25, 15, 21, 12, 12, 35, 30, 14, 35, 20, 35, 7, 35, 0, 0, 26, 36, 17,19, 15 Table 1.3: Data for Electrical students | 24, 34, 22, 16, 2, 15, 8, 27, 16, 15, 19, 38, 4, 31, 26, 20, 28, 13, 10, 18, 13, 65, 48, 16, 45, 5, 18, 56, 28, 11, 0, 57, 28, 5, 40, 21, 18, 7, 12, 6, 40, 12, 2, 20, 35, 3, 26, 13, 8, 7, 65, 75, 25, 15, 21, 71, 13, 5, 30, 24, 35, 20, 35, 7, 35, 0, 0, 26, 36, 17, 29, 15 Table 1.4: Data for Mechanical students 42, 14, 25, 16, 2, 15, 8, 27, 6, 65, 19, 38, 4, 31, 26, 20, 2, 13, 10, 18, 13, 15, 8, 16, 15, 5, 78, 16, 58, 11, 60, 27, 28, 5, 40, 21, 18, 7, 2, 56, 40, 12, 2, 20, 35, 3, 16, 13, 8, 7, 65, 65, 25, 15, 71, 12, 12, 35, 30, 14, 35, 20, 35, 7, 35, 0, 0, 6, 36, 17,19, 15

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answer for Question1 a,b,c

iii)
Construct a frequency histogram with 5 classes and then discuss the skewness
of the distribution.
c)
Choose the following data according to your bachelor program and develop a stem and
leaf. Then, find the mode.
Table 1.2: Data for Civil students
| 42, 14, 22, 66, 12, 15, 78, 27, 6, 15, 19, 48, 4, 31, 26, 20, 28, 13, 10, 18, 13, 15, 48, 16,
15, 5, 18, 16, 28, 51, 10, 27, 28, 5, 4, 21, 18, 7, 12, 6, 40, 12, 2, 20, 15, 3, 16, 13, 8, 7,
65, 65, 25, 15, 21, 12, 12, 35, 30, 14, 35, 20, 35, 7, 35, 0, 0, 26, 36, 17,19, 15
Table 1.3: Data for Electrical students
| 24, 34, 22, 16, 2, 15, 8, 27, 16, 15, 19, 38, 4, 31, 26, 20, 28, 13, 10, 18, 13, 65, 48, 16,
45, 5, 18, 56, 28, 11, 0, 57, 28, 5, 40, 21, 18, 7, 12, 6, 40, 12, 2, 20, 35, 3, 26, 13, 8, 7,
65, 75, 25, 15, 21, 71, 13, 5, 30, 24, 35, 20, 35, 7, 35, 0, 0, 26, 36, 17, 29, 15
Table 1.4: Data for Mechanical students
42, 14, 25, 16, 2, 15, 8, 27, 6, 65, 19, 38, 4, 31, 26, 20, 2, 13, 10, 18, 13, 15, 8, 16, 15,
5, 78, 16, 58, 11, 60, 27, 28, 5, 40, 21, 18, 7, 2, 56, 40, 12, 2, 20, 35, 3, 16, 13, 8, 7, 65,
65, 25, 15, 71, 12, 12, 35, 30, 14, 35, 20, 35, 7, 35, 0, 0, 6, 36, 17,19, 15
Transcribed Image Text:iii) Construct a frequency histogram with 5 classes and then discuss the skewness of the distribution. c) Choose the following data according to your bachelor program and develop a stem and leaf. Then, find the mode. Table 1.2: Data for Civil students | 42, 14, 22, 66, 12, 15, 78, 27, 6, 15, 19, 48, 4, 31, 26, 20, 28, 13, 10, 18, 13, 15, 48, 16, 15, 5, 18, 16, 28, 51, 10, 27, 28, 5, 4, 21, 18, 7, 12, 6, 40, 12, 2, 20, 15, 3, 16, 13, 8, 7, 65, 65, 25, 15, 21, 12, 12, 35, 30, 14, 35, 20, 35, 7, 35, 0, 0, 26, 36, 17,19, 15 Table 1.3: Data for Electrical students | 24, 34, 22, 16, 2, 15, 8, 27, 16, 15, 19, 38, 4, 31, 26, 20, 28, 13, 10, 18, 13, 65, 48, 16, 45, 5, 18, 56, 28, 11, 0, 57, 28, 5, 40, 21, 18, 7, 12, 6, 40, 12, 2, 20, 35, 3, 26, 13, 8, 7, 65, 75, 25, 15, 21, 71, 13, 5, 30, 24, 35, 20, 35, 7, 35, 0, 0, 26, 36, 17, 29, 15 Table 1.4: Data for Mechanical students 42, 14, 25, 16, 2, 15, 8, 27, 6, 65, 19, 38, 4, 31, 26, 20, 2, 13, 10, 18, 13, 15, 8, 16, 15, 5, 78, 16, 58, 11, 60, 27, 28, 5, 40, 21, 18, 7, 2, 56, 40, 12, 2, 20, 35, 3, 16, 13, 8, 7, 65, 65, 25, 15, 71, 12, 12, 35, 30, 14, 35, 20, 35, 7, 35, 0, 0, 6, 36, 17,19, 15
Figure 1 represents the percentage of the overweight population with a body mass index
(BMI) that is more than or equals to 25, among ASEAN countries. The normal BMI range
lies between 18.5 and 24.99.
Figure 1
I Male
45%
1Overall
IFemale
40%
35%
30%
25%
20%
15%
10%
5%
0%
Malaysia
Thailand
Singapore
Indonesia
Philippines
Vietnam
From your observation,
i)
Explain on the statistical process required for data in Figure 1.
ii)
Describe a suitable method to collect raw data related to Figure 1. Provide your
reason.
iii)
Interpret significant conclusion from Figure 1.
b)
The chiral alkaloid in grams for 40 tomatoes of Kimball ketchup were recorded as Table
1.1.
Table 1.1
1.08
1.74
1.56
1.75
2.03
1.97
1.79
1.10
1.72
1.06
1.85
1.63
2.30
1.54
0.85
1.30
1.85
1.62
2.03
2.08
1.24
2.56
1.25
1.78
2.12
1.74
1.51
1.67
1.74
1.21
1.88
1.40
2.37
1.69
2.26
1.45
1.40
2.01
1.75
2.09
From Table 1.1,
i)
Compute the median.
ii)
Evaluate the sample standard deviation.
Transcribed Image Text:Figure 1 represents the percentage of the overweight population with a body mass index (BMI) that is more than or equals to 25, among ASEAN countries. The normal BMI range lies between 18.5 and 24.99. Figure 1 I Male 45% 1Overall IFemale 40% 35% 30% 25% 20% 15% 10% 5% 0% Malaysia Thailand Singapore Indonesia Philippines Vietnam From your observation, i) Explain on the statistical process required for data in Figure 1. ii) Describe a suitable method to collect raw data related to Figure 1. Provide your reason. iii) Interpret significant conclusion from Figure 1. b) The chiral alkaloid in grams for 40 tomatoes of Kimball ketchup were recorded as Table 1.1. Table 1.1 1.08 1.74 1.56 1.75 2.03 1.97 1.79 1.10 1.72 1.06 1.85 1.63 2.30 1.54 0.85 1.30 1.85 1.62 2.03 2.08 1.24 2.56 1.25 1.78 2.12 1.74 1.51 1.67 1.74 1.21 1.88 1.40 2.37 1.69 2.26 1.45 1.40 2.01 1.75 2.09 From Table 1.1, i) Compute the median. ii) Evaluate the sample standard deviation.
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