Question

The India Meteorological Department observes seasonal and annual rainfall every year in different sub-divisions of our country. It helps them to compare and analyse the results. The table below shows sub-divisions wise seasonal (monsoon) rainfall (in mm) in 2023. Rainfall (mm) | No. of Sub-divisions 200 – 400 | 3 400 – 600 | 4 600 – 800 | 7 800 – 1000 | 4 1000 – 1200 | 3 1200 – 1400 | 3 Based on the information given above, answer the following questions :

The India Meteorological Department observes seasonal and annual rainfall every year in different sub-divisions of our country. It helps them to compare and analyse the results. The table below shows sub-divisions wise seasonal (monsoon) rainfall (in mm) in 2023.

The India Meteorological Department observes seasonal and annual rainfall every year in different sub-divisions of our country. It helps them to compare and analyse the results. The table below shows sub-divisions wise seasonal (monsoon) rainfall (in mm) in 2023. Rainfall (mm) | No. of Sub-divisions 200 – 400 | 3 400 – 600 | 4 600 – 800 | 7 800 – 1000 | 4 1000 – 1200 | 3 1200 – 1400 | 3

Find the Mean and Mode of the following frequency distribution : Class | Frequency 0 – 10 | 8 10 – 20 | 7 20 – 30 | 15 30 – 40 | 20 40 – 50 | 12 50 – 60 | 8 60 – 70 | 10