| $x_i$ | $2$ | $4$ | $6$ | $8$ | $10$ | $12$ | $14$ | $16$ |
| $f_i$ | $4$ | $4$ | $\alpha$ | $15$ | $8$ | $\beta$ | $4$ | $5$ |
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| Daily wage (Rs.) | $30$-$40$ | $40$-$50$ | $50$-$60$ | $60$-$70$ | $70$-$80$ | $80$-$90$ |
| No. of workers | $17$ | $28$ | $21$ | $15$ | $13$ | $6$ |
| Value | $4$ | $5$ | $8$ | $9$ | $6$ | $12$ | $11$ |
| Frequency | $5$ | $f_1$ | $f_2$ | $2$ | $1$ | $1$ | $3$ |
| List-$I$ | List-$II$ |
| $(P) \ 7f_1+9f_2$ is equal to | $(1) \ 146$ |
| $(Q) \ 19\alpha$ is equal to | $(2) \ 47$ |
| $(R) \ 19\beta$ is equal to | $(3) \ 48$ |
| $(S) \ 19\sigma^2$ is equal to | $(4) \ 145$ |
| $(5) \ 55$ |
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