1. The data below shows the mass of 40 students in a class. The measurement is to the nearest kg. 55 70 57 73 55 59 64 72 60 48 58 54 69 51 63 78 75 64 65 57 71 78 76 62 49 66 62 76 61 63 63 76 52 76 71 61 53 56 67 71 Group the data above using Sturgee's formula. Construct the frequency distribution table. ii. iii. Determine: a. The arithmetic, geometric, and harmonic means. b. The mode and the median. c. The variance and standard deviation values. d. The coefficient of variation. iv. Plot: a. The histogram. b. The less than and more than curves. c. The piechart.

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STA 111 TUTORIALS QUESTIONS
1. The data below shows the mass of 40 students in a class. The measurement is to the
nearest kg.
55
70
57
73
55
59
64
72
60
48
58
54
69
51
63
78
75
64
65
57
71
78
76
62
49
66
62
76
61
63
63
76
52
76
71
61
53
56
67
71
i.
Group the data above using Sturgee's formula.
ii.
Construct the frequency distribution table.
iii.
Determine:
The arithmetic, geometric, and harmonic means.
b. The mode and the median.
c. The variance and standard deviation values.
а.
d. The coefficient of variation.
iv.
Plot:
a. The histogram.
b. The less than and more than curves.
c. The piechart.
Transcribed Image Text:STA 111 TUTORIALS QUESTIONS 1. The data below shows the mass of 40 students in a class. The measurement is to the nearest kg. 55 70 57 73 55 59 64 72 60 48 58 54 69 51 63 78 75 64 65 57 71 78 76 62 49 66 62 76 61 63 63 76 52 76 71 61 53 56 67 71 i. Group the data above using Sturgee's formula. ii. Construct the frequency distribution table. iii. Determine: The arithmetic, geometric, and harmonic means. b. The mode and the median. c. The variance and standard deviation values. а. d. The coefficient of variation. iv. Plot: a. The histogram. b. The less than and more than curves. c. The piechart.
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