In a simple random sample, each individual in the population has an equal probability of being chosen. Additionally, each sample of size n has an equal probability of being the chosen sample. This ...

Consider the example in the section "Stratified Sampling". The study population is a junior high school with a total of 4,000 students in grades 7, 8, and 9. Researchers want to know how much these ...

Random close RandomOccurring without a pattern. Unpredictable. sampling is where each member of a population is equally likely to be selected. Possible methods include using a random number generator ...