In a recently published news story, we learn about a young doctor, Jake Deutsch, and his personal experience with coronavirus disease 2019. Deutsch tested positive for Covid-19 and checked himself ...

Sampling is a tool researchers use for marketing, sociology or empirical study. In order for sampling to be productive, the data analysis must not be tainted. There are techniques for creating a ...

Categorical Variable: the variable whose values can be put into categories (groups). Cluster Sampling: a researcher divides the population into clusters. Then, a simple random sample of the clusters ...

Here are a few new-age sampling techniques that marketers are using to push products into consumer’s shopping carts. Remember the time when a product/sachet would pop out of the morning newspaper?

Sampling techniques are discussed.Quota sampling. Another approach is quota sampling; in this method, our selection is guided by creating a sample similar to the population. For example, assuming 30% ...