TheDataHall

A unique observation is a data point or occurrence that stands out from the others in scientific study and data analysis due to its unique qualities or traits. It can be an unusual occurrence or an outlier that dramatically deviates from the other data points in the dataset. In this article, we will count and […]

This article will focus on how the data can be transposed. Matrix transposing is the process of switching the order of rows and columns. The values will be transposed into a column for each row in the original data and vice versa. In this article, we are going to use three datasets. The first dataset

In this article, we’ll explain how to clean, extract, and modify string variables in a variety of ways. In both programming and data analysis, string variables play a crucial role since they often contain textual information that must be manipulated and processed. Data consistency and accuracy can be improved by “cleaning” string variables by deleting

In the previous article, we discussed how the stock return can be calculated manually. However, in this article, we are going to learn how stock returns can be calculated through ascol command in Stata. We are using the below dataset, which contains three variables, closing price, symbol code, and date. Download Example File The command

In this article, we will shed light on the portfolio’s construction and how its returns (both value weighted and equally weighted returns) can be calculated. The data required to construct the portfolio and return is shown in the figure below. The data set is a panel that includes multiple firms’ data for years. Download Example