EXERCISE 14.1 84
14.1 sto
A survey was conducted by a group of students as a part of their environment awa
programme, in which they collected the following data regarding the number of pl
20 houses in a locality. Find the mean number of plants per house.
Number of plants
0-2
2-4
4-6
6-8
8-10
10-12
12
Number of houses using assumed meanmethod
1
6
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