Question

A book has 600 pages and 20 chapters with same number of pages of each chapter. Toestimate the errors of a whole textbook, a page is randomly selected from the firstchapter and errors are counted. Thereafter, every 31st page selected to find errors.The sampling method adopted for this purpose is:a. Systematicb. Clusterc. Stratifiedd. Simple Random

Answer 1

The sampling method adopted in the finding the errors of the whole textbook is systematic sampling method. Systematic sampling method starts from a random point and then, selects the next sample using a fixed interval.

In our case, the starting point is the first page and the next points/page have an interval of 31.