Question

The mean of the median, the mode and the range of the following data : 84,56,39,45,54,39,56,54,84,21,77,56

Answer 1

Answer:

Arranging the given series in ascending order.

21,39,39,45,54,54,56,56,56,77,84,84

Number of terms =12

∴ Mode =56

Range = Highest value − Lowest value

=84−21 = 63

Median =

2

6

th

term+7

th

term

=

2

54+56

=55

Therefore, mean =

12

665

=55.42