Suppose a researcher conducts a study on the relationship between hours of exercise per week and grade point average at a certain university. To be sure to get an equal number of men and women in the sample, the researcher divides the population into men and women and then randomly selects 200 men and 200 women for the study. What sampling technique did the researcher use?A. Simple Random SamplingB. Proportional Stratified Random SamplingC. Stratified Random SamplingD. Convenience Sampling

Question

mallol3i · Accepted Answer

Given :The researcher divides the population into men and women and then randomly selects 200 men and 200 women for the studyWhat sampling technique did the researcher use? We know in Proportional stratified random sampling involves dividing the entire population into homogeneous groups of proportional sample sizes to the population. Random samples are then selected from each stratum.The correct Option is B. Proportional Stratified Random SamplingThis is a type of random sampling where the researcher is randomly selecting s subset of the participants from the general population. In each group , each male and female  have equally likely chances of selection