Mathematics
Find :
(i) Median
(ii) Lower quartile (Q1)
(iii) Upper quartile (Q3)
(iv) Interquartile range
(v) Semi-interquartile range for the following series :
5, 23, 9, 16, 0, 14, 19, 8, 2, 26, 13, 18
Related Questions
50 persons were examined through X-ray and observations were noted as under:
Diameter of heart (in mm) Number of patients 120 5 121 8 122 12 123 9 124 6 125 10 Find :
(i) The mean diameter of heart,
(ii) The median diameter of heart.
The marks scored by 15 students in a class test are:
14, 20, 8, 17, 25, 27, 20, 16, 25, 0, 5, 19, 17, 30, 6
Find :
(i) Median
(ii) Lower quartile (Q1)
(iii) Upper quartile (Q3)
(iv) Interquartile range
(v) Semi-interquartile range
From the following frequency distribution, find:
(i) Median
(ii) Lower quartile
(iii) Upper quartile
(iv) Semi-interquartile range
Variate Frequency 13 6 15 4 18 11 20 9 22 16 24 12 25 2 The heights (in nearest cm) of 63 students of a certain school are given in the following frequency distribution table:
Height (in cm) Number of students 150 9 151 12 152 10 153 8 154 11 155 7 156 6 Find :
(i) Median
(ii) Lower quartile (Q1)
(iii) Upper quartile (Q3)
(iv) Interquartile range from the above data.