Mathematics
Calculate the mean and the median for the following distribution :
| Number | Frequency |
|---|---|
| 5 | 1 |
| 10 | 2 |
| 15 | 5 |
| 20 | 6 |
| 25 | 3 |
| 30 | 2 |
| 35 | 1 |
Related Questions
Find the median for the following distribution:
Wages per day (in ₹) No. of workers 380 14 450 8 480 7 550 10 620 6 650 2 Marks obtained by 70 students are given below :
Marks No. of students 20 8 70 12 50 18 60 6 75 9 90 5 40 12 Calculate the median marks.
The daily output of 19 workers is :
41, 21, 38, 27, 31, 45, 23, 26, 29, 30, 28, 25, 35, 42, 47, 53, 29, 31, 35.
Find :
(i) the median
(ii) lower quartile
(iii) upper quartile
(iv) inter quartile range
From the following frequency distribution, find :
(i) the median
(ii) lower quartile
(iii) upper quartile
(iv) inter quartile range
Variate Frequency 15 4 18 6 20 8 22 9 25 7 27 8 30 6