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| $x_i$ | $5$ | $7$ | $9$ | $11$ |
|---|---|---|---|---|
| $f_i$ | $3$ | $2$ | $1$ | $2$ |
| વર્ગ અંતરાલ | $0-2$ | $2-4$ | $4-6$ | $6-8$ | $8-10$ |
|---|---|---|---|---|---|
| આવૃત્તિ $(f_i)$ | $2$ | $3$ | $5$ | $3$ | $2$ |
| $x_i$ | $4$ | $8$ | $11$ | $17$ | $20$ | $24$ | $32$ |
|---|---|---|---|---|---|---|---|
| $f_i$ | $3$ | $5$ | $9$ | $5$ | $4$ | $3$ | $1$ |
| $y_i$ | $10$ | $18$ | $24$ | $36$ | $42$ | $50$ | $66$ |
|---|---|---|---|---|---|---|---|
| $f_i$ | $3$ | $5$ | $9$ | $5$ | $4$ | $3$ | $1$ |
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