Question

Following table shows the sale of shoes in a store during a month : | Shoe size | 1-3 | 3-5 | 5-7 | 7-9 | 9-11 | |-----------|-----|-----|-----|-----|------| | Number of pairs sold | 5 | 4 | 18 | 16 | 17 | Find the sum of the lower limit of modal class and upper limit of median class of the above distribution.

Find the mode of the following data:

Find the sum of the lower limit of modal class and the upper limit of the median class in the following distribution :

Find the mode of the following frequency distribution : | Class | 0 – 20 | 20 – 40 | 40 – 60 | 60 – 80 | 80 – 100 | |-------|--------|---------|---------|---------|----------| | Frequency | 8 | 7 | 12 | 5 | 3 |