units of population are numerically geographically and alphabetically arranged in (1)systematic system (2)mixed systematic (3)deliberate systematic
Answers
The units of population are numerically, geographically and alphabetically arranged in Systematic sampling.
What is systematic sampling ?
→ It is one of the method used for collection of data in sampling process.
In this method of Sampling the entire population on the basis of either numerically geographical or alphabetically arranged and from this arrangement every nth item is selected as a sample.
What is Mixed sampling ?
→ In mixed sampling population is divided into different groups and from each groups a similar amount of population is selected as a sample.
What is Deliberate sampling ?
→ Deliberate sampling or purposive sampling is a method in which the investigator on his own opinions selects the representative for sample.
Other methods of Sampling are :-
- Random sampling
- Quota sampling
- Convenience sampling