Mathematics
The weights (in kg) of 10 students of a class are given below :
21, 28.5, 20.5, 24, 25.5, 22, 27.5, 28, 21 and 24. Find the median of their weights.
Related Questions
From the given diagram, the modal class is :
30 - 40
40 - 50
50 - 60
60 - 70
A student got the following marks in 9 questions of a question paper.
3, 5, 7, 3, 8, 0, 1, 4 and 6. Find the median of these marks.The marks obtained by 19 students of a class are given below :
27, 36, 22, 31, 25, 26, 33, 24, 37, 32, 29, 28, 36, 35, 27, 26, 32, 35 and 28. Find:
(i) Median
(ii) lower quartile
(iii) Upper quartile
(iv) Inter-quartile range
The weight of 60 boys are given in the following distribution table :
Weight (kg) No. of boys 37 10 38 14 39 18 40 12 41 6 Find :
(i) Median
(ii) Lower quartile
(iii) Upper quartile
(iv) Inter quartile range.