Data Analysis – Class Test 1
1. A farmer was interested to compare the efficiency of permanent workers and hired
workers working in his field. 18 permanent workers and 24 hired workers were
harvesting in his field. The output (in terms of kilograms of paddy) harvested by
the workers are given in Table. Perform a suitable test to check whether the
efficiencies of permanent workers and hired workers differ or not?
Worker
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Worker
Type
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
Output
(in kgs)
56
50
44
39
56
55
46
60
59
55
56
53
49
59
61
58
56
55
55
56
53
Worker
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
Worker
Type
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Output
(in kgs)
44
43
42
55
54
60
54
49
48
45
55
57
59
47
50
49
46
59
60
61
56