China Naming Network - Weather knowledge - What are the disadvantages of random number table method?
What are the disadvantages of random number table method?
Answer:
Analysis:
Advantages: simple and easy to operate. It solves the problem that it is difficult to draw lots when there are many individuals in the group. Disadvantages: when there are many individuals in the group and the required sample size is also large, it is still inconvenient to extract samples by random number table method.