Question

EXERCISE - 14.1
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
2
6
2
3
1
1
5
Free Distribution by T.S. Government 2020-21 in mathematics subject ​

Answer 1

Answer:

and Q-2 Given the numbers are 2,4,6,8,10,12,14, and 16

The mean of a set of numbers is the sum divided by the number of terms.

Then, mean =

8

2+4+6+8+10+12+14+16

=

8

72

=9