What is a Loop? When we need to perform certain tasks or operations that are repetitive in nature, or where there is a need to run the same kind of command over and over, we use loops. Loops, in Stata, allow us to run a command (or a set of commands) as many times as …
This article will go over how we can check the normality of a variable in Stata. Quite often, it is thought necessary for dependent and independent variables in a regression to have a normal distribution. Though sometimes confused with the normality assumption of regression, however, it is the distribution of the error term that is …
This article will go over, in detail, about the reshape command in Stata. It is worth starting by looking at why exactly we need to use this command. The first thing we need to understand before diving into reshape is the concept of “wide form” and “long form”. The Difference Between Wide and Long Form …
How to Reshape Data from Long to Wide form in Stata Read More »
Questionnaire/Survey data is called primary data as it is collected directly by researchers for their study and analysis from the primary sources of interest. When we use data collected by someone else for our analysis, it is called secondary data as it is not obtained directly by ourselves. This article will go over how we …
Enter Questionnaire Data in Stata | Survey Data in Stata Read More »
This article will talk about correlations – how they can be obtained in Stata, their various types, various interpretations, Pearson and Spearman correlations, listwise (casewise) and pairwise deletion, and some other concepts pertaining to correlations. Correlation is simply defined as the association/relationship between two variables. For example, an education can have a positive correlation with …
Correlation Analysis in Stata (Pearson, Spearman, Listwise, Casewise, Pairwise) Read More »
