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14*
Exercise 14(A)
1. The following are the weight in kg of 20 students of
a class :
25, 16, 17, 15, 23, 10, 9, 5, 6, 17, 15, 16, 23, 28,
16, 15, 23, 9, 10,6
Answers
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Step-by-step explanation:
Total students= 20
Their weight=
25, 16, 17, 15, 23, 10, 9, 5, 6, 17, 15, 16, 23, 28,
16, 15, 23, 9, 10,6
Average of weight= addition of weight
total number of students
average= 25+16+17+15+23+10+9+5+6+17+15+16,
23+28+16+15+23+9+10+6
20
average= 304/20
average= 15.2kg
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