Measures of Cen...

_______ is that value of the variant which repeats maximum number of times in a distribution and around which other observations are densely distributed.

The average marks of three batches of students having 70, 50 and 30 students respectively are 50, 55 and 45. Find the average marks of all the 150 students, taken together.

Which of the following sentence is/ are wrong in relation to 'Mode'?

Extreme values have _______ effect on mode.

Consider the following observation relating to marks obtained by $$10$$ students in CS Foundation Exam: $$201, 202, 207, 222, 276, 201, 246, 212, 285, 312$$.
Arithmetic mean $$=$$?

The following table gives the marks obtained by $$300$$ students of a management course. Find the median of the distribution.

$$10, 19, 22, 16, 15, 18, 20, 18, 14, 18, 23$$
The median of the observations above is _________.

The numerical value separating the higher half of a sample from a lower half is?

The average of five numbers is $$40$$ and the average of another six numbers is $$50$$. The average of all numbers taken together is _______.

Which of the following statements about the median is NOT true?