26. (i) Find the mean of children per family from the data given blow :
4
Number of children
5
0
3
1
2.
Number of families
5
11
25
12.
5
ii) Which mathematical concept is used in this problem?
Answers
Answered by
4
Answer:
5+0+3+1+2
/5
=11/5
= 2.2
Step-by-step explanation:
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