Basic Statistics20815 marksSampling error and non-sampling error
Write a short note on: (a) Sampling Error (b) Stratified sampling.
Write a short note on: (a) Sampling Error (b) Stratified sampling. [5]
Definition: Sampling error is the difference between a statistic (calculated from a sample) and the corresponding parameter (true value from the population). It occurs because a sample does not perfectly represent the entire population. Key Points: - Sampling error is inevitable in any sampling p...