Question 1:
There are 180 primary schools in a country area having an
average of 30 or...
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Advance Math
Question 1:
There are 180 primary schools in a country area having anaverage of 30 or more people under the age of 21 per class. Asample of 30 schools drawn using systematic sampling with aninterval of k = 6.
Serial number
1
2
3
4
5
6
7
8
9
10
No. of students
60
200
45
50
40
79
35
41
30
120
Serial number
11
12
13
14
15
16
17
18
19
20
No. of students
300
65
111
120
200
42
51
67
32
40
Serial number
21
22
23
24
25
26
27
28
29
30
No. of students
46
55
250
100
63
90
47
82
31
50
Estimate total number of students.
Estimate average number of students per farm.
The variance of the sample mean of students per farm.
95% confidence interval for the total number of students.
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There are 180 primary schools in a country area having anaverage of 30 or more people under the age of 21 per class Asample
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