Distinguish between census and sample surveys. List four important types of sampling method. Explain the reasons for preparing sample surveys in the collection of Statistic.

Distinguish between census and sample surveys. List four important typ

1.	Distinguish between census and sample surveys. List four important types of sampling method. Explain the reasons for preparing sample surveys in the collection of Statistic.
Answer» Solution :Census: It is an official count or a survey, especially that of a population.Sample survey: It is a survey which is carried out using a sampling method. This means a portion of the population is chosen, not the full population. TYPES of sampling methods:1- Simple RANDOM Sampling (SRS)2- Stratified Sampling.3- Cluster Sampling.4- SYSTEMATIC Sampling.5- Multistage Cluster Sampling (in which some of the methods above are combined)Examples: for statistics there are softwares used for statistical methods, like snap survey SOFTWARE.