| વર્ગ અંતરાલ | $0-4$ | $4-8$ | $8-12$ | $12-16$ | $16-20$ |
| આવૃત્તિ | $4$ | $6$ | $8$ | $5$ | $2$ |
| વર્ગ અંતરાલ | $f_i$ | $x_i$ | $f_i x_i$ | $|x_i - \bar{x}|$ | $f_i |x_i - \bar{x}|$ |
| $0-4$ | $4$ | $2$ | $8$ | $|2 - 9.2| = 7.2$ | $28.8$ |
| $4-8$ | $6$ | $6$ | $36$ | $|6 - 9.2| = 3.2$ | $19.2$ |
| $8-12$ | $8$ | $10$ | $80$ | $|10 - 9.2| = 0.8$ | $6.4$ |
| $12-16$ | $5$ | $14$ | $70$ | $|14 - 9.2| = 4.8$ | $24.0$ |
| $16-20$ | $2$ | $18$ | $36$ | $|18 - 9.2| = 8.8$ | $17.6$ |
| કુલ | $\Sigma f_i = 25$ | $\Sigma f_i x_i = 230$ | $\Sigma f_i d_i = 96$ |
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| માપ $(x)$ | $1$ | $3$ | $5$ | $7$ | $9$ | $11$ | $13$ | $15$ |
|---|---|---|---|---|---|---|---|---|
| આવૃત્તિ $(f)$ | $3$ | $3$ | $4$ | $14$ | $7$ | $4$ | $3$ | $4$ |
| ઉંમર (વર્ષમાં) | $16-20$ | $21-25$ | $26-30$ | $31-35$ | $36-40$ | $41-45$ | $46-50$ | $51-55$ |
| વ્યક્તિઓની સંખ્યા | $5$ | $6$ | $12$ | $14$ | $26$ | $12$ | $16$ | $9$ |
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