Question

Find the mean and median of the following data.

6, 9, 12, 15, 9, 3, 6, 9, 12, 6, 10, 3, 6, 15, 6.​

Answer 1

Answer:

Mean

sum of all observation = 6+9+12+15+9+

3+6+9+12+6+10+3+6+15+6 = 127

Number of observation = 15

Required mean = 127/15

= 8.46666667

Answer 2

Step-by-step explanation:

Mean

= Sum of observation / No. of observation

=6+9+12+15+9+3+6+9+12+6+10+3+6+15+6 / 15

= 127 / 15

=8.4666666667