Which measure of central tendency best represents the data of the most popular politician after a debate?

The mean of three numbers is 40. All the three numbers are different natural numbers. If lowest is 19, what could be highest possible number of remaining two numbers?

Khilona earned scores of 97, 73 and 88 respectively in her first three examinations. If she scored 80 in the fourth examination, then her average score will be

Which of the following has the same mean, median and mode?

Fill in the blanks to make the statements true.

The difference between the highest and the lowest observations of a data is called ________.