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Engineering, 05.04.2020 13:31 mihirkantighosh

Table 1(a) shows the marks obtained by 40 students in an examination
Jadual 1(a) menunjukkan markah yang diperolehi oleh 40 orang pelajar
dalam suatu peperiksaan
Table 1(a) / Jadual l(a)
62 54 38 33 80 66 56 60 68 52
57 7 85 47 50 7 52 76 49 69
48 68 55 49 79 41 61 65 75 81
64 58 66 59 52 43 65 48 41 56
Construct a frequency distribution table with a class width (class size)
of 10 marks with the first class being 30-39.
Bina sebuah jadual taburan kekerapan dengan menggunakan lebar
kelas (saiz kelas) 10 dengan permulaan kelas 30-39
[3 marks]
[3 markah]
Calculate the mean.
Kirakan min
X = 59
(5 marks)
15 markah)
Calculate the standard deviation for the data
Kirakan sisihan piawai bagi data tersebut
3 = 164 75
& - 12.84
17 marks)
17 markah)
Please help me the calculation

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Table 1(a) shows the marks obtained by 40 students in an examination
Jadual 1(a) menunjukkan ma...
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