Mathematics
The marks scored by 16 students in a class test are :
3, 6, 8, 13, 15, 5, 21, 23, 17, 10, 9, 1, 20, 21, 18, 12.
Find :
(i) the median
(ii) lower quartile
(iii) upper quartile
(iv) inter quartile range.
Related Questions
The median of the following numbers, arranged in ascending order, is 25. Find x :
11, 13, 15, 19, x + 2, x + 4, 30, 35, 39, 46.
If the median of 5, 9, 11, 3, 4, x, 8 is 6, find the value of x.
Calculate the mean, the median and the mode of the following distribution :
Age in years No. of students 12 2 13 3 14 5 15 6 16 4 17 3 18 2 The daily wages of 30 employees in an establishment are distributed as follows :
Daily wages (in ₹) No. of employees 0 - 10 1 10 - 20 8 20 - 30 10 30 - 40 5 40 - 50 4 50 - 60 2 Estimate the modal daily wages for this distribution by a graphical method.