In a hospital there are 56 TB patients. The patients are grouped with respect to their ages. Class Boundaries Frequency 5-10 8 10-15 9 15-20 15 20-25 10 25-30 8 30-35 6 Find the average (mean) age of the TB patients.
1 answer
Question:
In a hospital there are 56 TB patients. The patients are grouped with respect to their ages.
Class Boundaries
Frequency
5-10
8
10-15
9
15-20
15
20-25
10
25-30
8
30-35
6
Find the average (mean) age of the TB patients.
Class Boundaries
Frequency
5-10
8
10-15
9
15-20
15
20-25
10
25-30
8
30-35
6
Find the average (mean) age of the TB patients.
Answers
Table:Class Boundaries Frequency 5-10 810-15 9 15-20 15 20-25 10 25-30 8 30-35 6 ----------total 56Average =[5+10]/2*8+[10+15]/2*9+[15+20]/2*15+[20+25]/2*10+[25+30]/2*8+[30+35]/2*6--------------------------------------------------------------------------------------------------- 56That is 1075 / 56 = 19.2Answer: 19
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