Question
Name various methods of sampling.
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| Year | Attribute $A$ | Attribute $B$ | Total | ||||||
| Sub – data $1$ |
Sub –data $2$ |
Total | Sub – data $1$ |
Sub –data $2$ |
Total | Sub – data $1$ |
Sub –data $2$ |
Total | |
| $2014$ | $200$ | $300$ | $100$ | $200$ | |||||
| $2015$ | $400$ | $150$ | $3000$ | $300$ | |||||
| No. of wickets | 0 | 1 | 2 | 3 | 4 | 5 |
| No. of matches | 18 | 15 | 32 | 26 | 5 | 4 |