Question
Expand the following: $\left(2 x+\frac{1}{y}\right)^{6}$
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| Weight (kg) | 65 | 60 | 54 | 52 | 50 | 48 | 46 | 45 |
| No. of persons | 2 | 5 | 7 | 8 | 6 | 4 | 5 | 3 |
| Population (in thousand) | $0 -10$ | $10 – 20$ | $20 – 30$ | $30 -40$ | $40 -50$ |
| No. of villages | $6$ | $18$ | $22$ | $15$ | $9$ |
| Section $A$ | Section $B$ | |
| No. of workers | $10$ | $40$ |
| Mean production time per unit (minute) | $25$ | $20$ |
| Variance | $16$ | $25$ |
| Details | Mean | Median | First quartile | Third quartile | Standard deviation |
| Firm $A$ | $350$ | $344$ | $324$ | $356$ | $26$ |
| Firm $B$ | $360$ | $340$ | $330$ | $370$ | $38$ |
|
No. of accidents (Mid values)
|
$11.5$
|
$21.5$
|
$31.5$
|
$41.5$
|
$51.5$
|
Total
|
|
No. of days
|
$160$
|
$120$
|
$43$
|
$40$
|
$2$
|
$365$
|