In 1936, the United States faced a historic election between Franklin D. Roosevelt, the incumbent president, and Alf Landon, the Republican governor of Kansas. Roosevelt had become a household name for his bold New Deal programs, aimed at lifting the…

There are two primary types of sampling methods, and they are probability sampling and non-probability sampling. Probability Sampling probability sampling refers to the selection of a sample from a population, when this selection is based on the principle of randomization,…

Sampling is a statistical process of selecting a part of population of interest to generalize the result of the sample to all the population. What makes difficult to conduct interview about specific topic to the whole population is cost and…