| माइलेज $(km/l)$ | $10-12$ | $12-14$ | $14-16$ | $16-18$ |
| कारों की संख्या | $7$ | $12$ | $18$ | $13$ |
| माइलेज $(km/l)$ | वर्ग चिह्न $(x_i)$ | कारों की संख्या $(f_i)$ | $f_i x_i$ |
| $10-12$ | $11$ | $7$ | $77$ |
| $12-14$ | $13$ | $12$ | $156$ |
| $14-16$ | $15$ | $18$ | $270$ |
| $16-18$ | $17$ | $13$ | $221$ |
| कुल | - | $\Sigma f_i = 50$ | $\Sigma f_i x_i = 724$ |
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| सीटों की संख्या | $100-104$ | $104-108$ | $108-112$ | $112-116$ | $116-120$ |
| बारंबारता | $15$ | $20$ | $32$ | $18$ | $15$ |
| वर्ग | $21-25$ | $26-30$ | $31-35$ | $36-40$ | $41-45$ | $46-50$ | $51-55$ |
| बारंबारता | $18$ | $32$ | $30$ | $40$ | $25$ | $15$ | $40$ |
| वर्ग | $10-20$ | $20-30$ | $30-40$ | $40-50$ | $50-60$ | $60-70$ | $70-80$ |
| बारंबारता | $5$ | $3$ | $4$ | $f$ | $2$ | $6$ | $13$ |
| वर्ग | $10-20$ | $20-30$ | $30-40$ | $40-50$ | $50-60$ |
| बारंबारता | $12$ | $16$ | $8$ | $6$ | $8$ |
| वर्ग | $10-20$ | $20-30$ | $30-40$ | $40-50$ | $50-60$ | $60-70$ |
| बारंबारता | $2$ | $10$ | $40$ | $25$ | $13$ | $10$ |
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