| $x_i$ | $3$ | $4$ | $5$ | $8$ | $10$ | $11$ |
|---|---|---|---|---|---|---|
| $f_i$ | $\alpha+2$ | $(\alpha-1)^2$ | $4$ | $\alpha-1$ | $2$ | $\alpha$ |
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| $\text{प्राप्त अंक}$ | $0-10$ | $10-20$ | $20-30$ | $30-40$ | $40-50$ |
| $\text{लड़कों की संख्या}$ | $6$ | $8$ | $10$ | $4$ | $2$ |
| अंक | $0-10$ | $10-20$ | $20-30$ | $30-40$ | $40-50$ | $50-60$ |
| लड़कियों की संख्या | $6$ | $8$ | $14$ | $16$ | $4$ | $2$ |
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