Mathematics
Calculate the mean, median and mode of the following distribution:
| Number | Frequency |
|---|---|
| 5 | 1 |
| 10 | 2 |
| 15 | 5 |
| 20 | 6 |
| 25 | 3 |
| 30 | 2 |
| 35 | 1 |
Related Questions
The following sizes of shoes were sold by a shop on a particular day.
8, 9, 5, 6, 4, 9, 1, 9, 3, 6, 3, 9, 7, 1, 2, 9, 5
Find the modal size of the shoes sold.
The following table shows the weights of 15 students :
Weight (in kg) Number of students 47 4 50 3 53 2 56 2 60 4 Calculate :
(i) mean
(ii) median
(iii) mode
In a class of 40 students, marks obtained by the students in a class test (out of 10) are given below :
Marks Number of students 1 1 2 2 3 3 4 3 5 6 6 10 7 5 8 4 9 3 10 3 Calculate the following for the given distribution :
(i) Median
(ii) Mode
The following table gives the daily wages of workers in a factory :
Daily wages (in ₹) Number of workers 200 - 220 5 220 - 240 20 240 - 260 10 260 - 280 10 280 - 300 9 300 - 320 6 320 - 340 12 340 - 360 8 Find :
(i) the mean
(ii) the modal class
(iii) the number of workers getting daily wages below ₹ 300
(iv) the number of workers getting ₹ 260 or more but less than ₹ 340 as daily wages.