Question

A computer company employs 400 software engineers and 200 hardware engineers. The personnel manager randomly selects 40 of the software engineers and 20 of the hardware engineers and questions them about career opportunities within the companyDoes this sampling plan result in a random sample? Simple random sample? Explain. Yes, the sample is random sampling

Answer 1

The described practice is considered a simple random sampling. This technique consist on randomly choosing a proportion of elements from a population, where every element from the population has the same probability of being chosen. Therefore, yes, this is simple random sampling.