The following table show the weight student using different types of drugs. Use it to answer the questions that follow:
32.45
65.1
64.99
57.2
96.9
55.55
85.58
58.56
49.23
41.66
63.1
34.66
86 .28
99.66
25.1
71.71
55.55
54.59
84.77
71.76
44.6
23.44
51.78
76.23
22.8
65.56
85.58
60.56
75.75
66.66
56.23
33.77
46.33
47.36
16.55
55.56
17.70
50.50
67.7
68.67
84.25
67.22
66.12
21.95
52.6
45.42
75.25
57.56
45.2
54.54
ASSIGNMENT 3
a) Using a class interval of 10, construct a frequency distribution table showing: cumulative frequency,
relative frequency, relative cumulative frequency,
CAT 1
b) Calculate the mean, mode, median and standard deviation
c) Comment on the answer
d) Represent the above data using, ogive and pie chart
CAT 2
a) Determine the value of (r) using Pearson correlation coefficient and comment on your answer
b) Determine the regression analysis of the above and comment on your answer (a above)
c) Determine the intercept (a) of the regression line above
d) Predict the value Yes of the value of (x) is
i. 21.22
ii. 43.99
iii. 77.88
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