Mathematics

Problem

1. A survey was conducted by a group of students as a part of their environment awareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house.

Number of plants	$0-2$	$2-4$	$4-6$	$6-8$	$8-10$	$10-12$	$12-14$
Number of houses	1	2	1	5	6	2	3

Which method did you use for finding the mean, and why? a. Find the mean number of plants per house.

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