(ii) Compute the sample mean and sample standard deviation for the data. (iii) Interpret your results in part (ii).

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Chapter1: Starting With Matlab
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Q1.
(a)
The data shown in Table 1 are the average petrol consumption of sedan cars in
kilometre per litre (KPL), rounded to one decimal place.
A01
B23
С45
D67
E89
18.2
18.2
18.2
20.4
18.2
14.9
14.9
14.9
16.1
14.9
17.2
17.2
17.2
15.9
17.2
14.3
14.3
14.3
20.3
14.3
10.5
10.5
10.5
18.2
10.5
17.2
17.2
17.2
15.9
17.2
17.5
17.5
13.5
17.2
9.5
15.8
9.5
14.3
14.3
15.4
15.9
13.5
9.5
12.7
15.6
11.6
13.3
11.6
13.4
11.6
18.5
13.3
20.8
13.3
21.3
11.9
10.8
18.5
14.7
11.9
16.1
14.5
11.9
11.8
18.9
14.5
11.9
12.3
10.5
13.9
18.9
17.5
15.8
18.9
18.2
15.6
11.6
10.8
14.9
13.3
18.2
14.5
13.3
15.8
10.8
Table 1.
Answer the following questions using the corresponding data sets A01, B23,
C45, D67 and E89 that consist of the last digit of your Student ID card.
For example, a student ID of 1907174 will use data set C45 while a student ID
of 2201910 will use data set A01.
Transcribed Image Text:Q1. (a) The data shown in Table 1 are the average petrol consumption of sedan cars in kilometre per litre (KPL), rounded to one decimal place. A01 B23 С45 D67 E89 18.2 18.2 18.2 20.4 18.2 14.9 14.9 14.9 16.1 14.9 17.2 17.2 17.2 15.9 17.2 14.3 14.3 14.3 20.3 14.3 10.5 10.5 10.5 18.2 10.5 17.2 17.2 17.2 15.9 17.2 17.5 17.5 13.5 17.2 9.5 15.8 9.5 14.3 14.3 15.4 15.9 13.5 9.5 12.7 15.6 11.6 13.3 11.6 13.4 11.6 18.5 13.3 20.8 13.3 21.3 11.9 10.8 18.5 14.7 11.9 16.1 14.5 11.9 11.8 18.9 14.5 11.9 12.3 10.5 13.9 18.9 17.5 15.8 18.9 18.2 15.6 11.6 10.8 14.9 13.3 18.2 14.5 13.3 15.8 10.8 Table 1. Answer the following questions using the corresponding data sets A01, B23, C45, D67 and E89 that consist of the last digit of your Student ID card. For example, a student ID of 1907174 will use data set C45 while a student ID of 2201910 will use data set A01.
(ii)
Compute the sample mean and sample standard deviation for the data.
(iii) Interpret your results in part (ii).
Transcribed Image Text:(ii) Compute the sample mean and sample standard deviation for the data. (iii) Interpret your results in part (ii).
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