PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. Construction of a cumulative frequency table is useful in determining the
2. In the following distribution:
| Monthly income range (in Rs) | Number of families |
| Income more than \(₹ 10000\) | \(100\) |
| Income more than \(₹ 13000\) | \(85\) |
| Income more than \(₹ 16000\) | \(69\) |
| Income more than \(₹ 19000\) | \(50\) |
| Income more than \(₹ 22000\) | \(33\) |
| Income more than \(₹ 25000\) | \(15\) |
the number of families having income range in \(₹ 16000-19000\) is
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