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Ajay Parab
Standard Error = 7% 
Mean = 31.93 
Standard 
Error 
Standard 
Deviation 
Z 
Sample Size 
(n) 
2.23 3.004 2.58 12 
2.23 3.004 1.96 7 
2.23 3.004 1.64 5
Roll No. Waist Size Roll No. Waist Size 
1 34 17 32 
2 32 18 34 
3 30 19 33 
4 28 20 30 
5 32 21 34 
6 30 22 32 
7 30 23 32 
8 28 24 32 
9 32 25 38 
10 28 26 30 
11 32 27 38 
12 37 28 28 
13 30 29 30 
14 32 30 34 
15 26 31 32 
16 38 32 36 
33 30
1 2 3 4 5 Mean 
36 34 36 37 29 34 
36 35 33 35 36 35 
31 35 35 36 30 33 
30 34 34 37 37 34 
31 29 37 32 33 32 
27 27 35 37 34 32 
34 27 34 26 36 31 
35 28 31 28 37 32 
29 31 31 26 34 30 
37 31 38 33 30 34 
29 28 36 27 30 30 
37 27 37 31 26 32 
38 29 30 38 27 32 
27 34 38 35 27 32 
34 34 32 31 36 33
0 10 20 30 40 
Series 3
1 2 3 4 5 6 7 Mean 
33 28 36 30 33 36 32 33 
34 27 36 34 29 38 36 33 
31 27 36 26 31 35 32 31 
36 30 35 37 36 37 29 34 
38 37 33 27 31 37 38 34 
34 38 30 30 27 34 39 33 
34 34 33 28 34 28 32 32 
28 38 31 26 30 31 35 31 
31 31 33 30 32 27 27 30 
36 33 37 32 37 29 28 33 
37 38 27 38 36 28 27 33 
33 37 35 34 27 27 30 32 
28 34 34 32 35 35 36 33 
26 38 30 26 35 34 34 32 
32 32 35 31 29 32 37 33
0 10 20 30 40 
Series1
1 2 3 4 5 6 7 8 9 10 11 12 Mean 
35 29 26 33 30 36 35 36 27 30 27 27 31 
26 35 26 34 27 36 29 29 34 34 33 31 31 
32 29 34 31 35 26 32 33 35 29 34 35 32 
36 32 28 30 31 32 34 38 31 35 29 28 32 
26 33 38 38 30 38 32 37 28 30 29 28 32 
28 32 28 32 34 36 38 36 36 33 28 34 33 
26 31 30 28 29 27 32 32 34 31 28 34 30 
38 30 26 32 27 30 26 32 31 33 30 38 31 
36 28 30 38 34 36 33 30 37 33 29 36 33 
28 34 36 26 27 36 28 38 37 26 27 26 31 
35 33 27 31 31 36 26 31 26 28 38 28 31 
30 37 32 36 29 35 38 33 30 33 35 32 33 
28 35 36 32 27 38 30 37 30 31 28 32 32 
28 31 28 38 31 28 38 37 29 30 36 34 32 
30 29 36 36 32 31 29 31 37 26 29 35 32
0 10 20 30 40 
Series1
Central limit  ajay

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Central limit ajay

  • 2. Standard Error = 7% Mean = 31.93 Standard Error Standard Deviation Z Sample Size (n) 2.23 3.004 2.58 12 2.23 3.004 1.96 7 2.23 3.004 1.64 5
  • 3. Roll No. Waist Size Roll No. Waist Size 1 34 17 32 2 32 18 34 3 30 19 33 4 28 20 30 5 32 21 34 6 30 22 32 7 30 23 32 8 28 24 32 9 32 25 38 10 28 26 30 11 32 27 38 12 37 28 28 13 30 29 30 14 32 30 34 15 26 31 32 16 38 32 36 33 30
  • 4. 1 2 3 4 5 Mean 36 34 36 37 29 34 36 35 33 35 36 35 31 35 35 36 30 33 30 34 34 37 37 34 31 29 37 32 33 32 27 27 35 37 34 32 34 27 34 26 36 31 35 28 31 28 37 32 29 31 31 26 34 30 37 31 38 33 30 34 29 28 36 27 30 30 37 27 37 31 26 32 38 29 30 38 27 32 27 34 38 35 27 32 34 34 32 31 36 33
  • 5. 0 10 20 30 40 Series 3
  • 6. 1 2 3 4 5 6 7 Mean 33 28 36 30 33 36 32 33 34 27 36 34 29 38 36 33 31 27 36 26 31 35 32 31 36 30 35 37 36 37 29 34 38 37 33 27 31 37 38 34 34 38 30 30 27 34 39 33 34 34 33 28 34 28 32 32 28 38 31 26 30 31 35 31 31 31 33 30 32 27 27 30 36 33 37 32 37 29 28 33 37 38 27 38 36 28 27 33 33 37 35 34 27 27 30 32 28 34 34 32 35 35 36 33 26 38 30 26 35 34 34 32 32 32 35 31 29 32 37 33
  • 7. 0 10 20 30 40 Series1
  • 8. 1 2 3 4 5 6 7 8 9 10 11 12 Mean 35 29 26 33 30 36 35 36 27 30 27 27 31 26 35 26 34 27 36 29 29 34 34 33 31 31 32 29 34 31 35 26 32 33 35 29 34 35 32 36 32 28 30 31 32 34 38 31 35 29 28 32 26 33 38 38 30 38 32 37 28 30 29 28 32 28 32 28 32 34 36 38 36 36 33 28 34 33 26 31 30 28 29 27 32 32 34 31 28 34 30 38 30 26 32 27 30 26 32 31 33 30 38 31 36 28 30 38 34 36 33 30 37 33 29 36 33 28 34 36 26 27 36 28 38 37 26 27 26 31 35 33 27 31 31 36 26 31 26 28 38 28 31 30 37 32 36 29 35 38 33 30 33 35 32 33 28 35 36 32 27 38 30 37 30 31 28 32 32 28 31 28 38 31 28 38 37 29 30 36 34 32 30 29 36 36 32 31 29 31 37 26 29 35 32
  • 9. 0 10 20 30 40 Series1