If a Researcher Were Using Stratified Random Sampling to Study

Multiple Choice

If a researcher were using stratified random sampling to study gender differences and the population was known to be composed of 60% females and 40% males, then for every 100 participants recruited, how many people should be selected from each gender strata?

A) 50 females; 50 males
B) 60 females; 40 males
C) 40 females; 60 males
D) 30 females; 20 males