| $x_i$ | $5$ | $10$ | $15$ | $20$ | $25$ |
| $f_i$ | $7$ | $4$ | $6$ | $3$ | $5$ |
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| ઊંચાઈ ($cm$ માં) | છોકરાઓની સંખ્યા |
| $95-105$ | $9$ |
| $105-115$ | $13$ |
| $115-125$ | $26$ |
| $125-135$ | $30$ |
| $135-145$ | $12$ |
| $145-155$ | $10$ |
| વર્ગ અંતરાલ | $0$–$2$ | $2$–$4$ | $4$–$6$ | $6$–$8$ | $8$–$10$ |
| આવૃત્તિ | $1$ | $3$ | $4$ | $1$ | $2$ |
| $x_i$ | $5$ | $7$ | $9$ | $10$ | $12$ | $15$ |
| $f_i$ | $8$ | $6$ | $2$ | $2$ | $2$ | $6$ |
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