| \text{पैरामीटर} | \text{संयंत्र } $A$ \text{ और } $B$ \text{ डेटा} |
| \text{श्रमिकों की संख्या} | $A: 500, B: 6000$ |
| \text{औसत मासिक वेतन} | $A: Rs. 2500, B: Rs. 2500$ |
| \text{वेतन के वितरण का प्रसरण} | $A: 81, B: 100$ |
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| $x_i$ | $5$ | $7$ | $9$ | $11$ |
|---|---|---|---|---|
| $f_i$ | $3$ | $2$ | $1$ | $2$ |
| वर्ग अंतराल ($C$.$I$.) | $0$ - $6$ | $6$ - $12$ | $12$ - $18$ |
| बारंबारता (f_i) | $2$ | $4$ | $6$ |
| $x_i$ | $6$ | $10$ | $14$ | $18$ | $24$ | $28$ | $30$ |
| $f_i$ | $2$ | $4$ | $7$ | $12$ | $8$ | $4$ | $3$ |
| चर $(x)$ | $x_{1}$ | $x_{2}$ | $x_{3} \ldots x_{15}$ |
| आवृत्ति $(f)$ | $f_{1}$ | $f_{2}$ | $f_{3} \ldots f_{15}$ |
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