A cell phone manufacturer starts randomly on an assembly lin

A cell phone manufacturer starts randomly on an assembly line and tests every 1000 cell phone to verify that it is functioning properly.

a) Simple Random Sample                                     c) Stratified Sample

b) Systematic Sample d) Convenience Sample

Solution

Answer: b) Systematic Sample

In a systematic sample, the elements of the population are put into a list and then every k th element in the list is chosen (systematically) for inclusion in the sample.