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Question
In a histogram, class intervals and frequencies are taken along ______ axis and ______ axis.
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Solution
In a histogram, class intervals and frequencies are taken along x axis and y axis.
Explanation:
There are class intervals on the x-axis and frequencies on the y-axis.
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The marks scored by students in Mathematics in a certain Examination are given below:
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| 0 — 20 | 3 |
| 20 — 40 | 8 |
| 40 — 60 | 19 |
| 60 — 80 | 18 |
| 80 — 100 | 6 |
Draw histogram for the above data.
Draw the frequency polygon for the following frequency distribution
| Rainfall (in cm) | No. of Years |
| 20 — 25 | 2 |
| 25 — 30 | 5 |
| 30 — 35 | 8 |
| 35 — 40 | 12 |
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(b) The height of competitors in an athletics meet.
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W W W G B W W M G G M M W W W W G B M W B G G M W W M M W W W M W B W G M W W W W G W M M W W M W G W M G W M M B G G W
Make a frequency distribution table using tally marks. Draw a bar graph to illustrate it.
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