Question

If the mode and median of observations are 1400and 1500respactivly find out it's mean

Answer 1

3 median = mode + 2 mean

given :
mode = 1400
median = 1500

substituting the values;
4500 = 1400 + 2mean

3100 = 2 mean; mean= 3100 ÷ 2

hence mean = 1550