12. In a study of diabetic patients in a village, the following observations
were noted.
10-20
20-30
30-40
40-50
50-60
60-70
Age in years
Number of patients
2
5
12
19
9
4
Represent the above data by a frequency polygon.
12
Nr free
c 11
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2
Answer:Here it is said that the point (3, a) lies on the line represented by the equation 2x - 3y + 5 = 0 . Thus the value of 'a' satisfying the given conditions is a = 11 3 .
Step-by-step explanation:
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