The core value of conversational BI lies in lowering the threshold for data analysis and promoting "data democratization." Traditional BI requires users to master SQL, OLAP, and possess data thinking ...

Discover what quartiles are in statistics, how to calculate them, and see examples to help you interpret data more ...

Read the full column at charterworks.com. Advanced Data Analysis, a ChatGPT plugin developed by OpenAI, performs tasks like data analysis by running computer code in response to prompts given in ...

We propose a nonparametric method to perform functional principal components analysis for the case of sparse longitudinal data. The method aims at irregularly spaced longitudinal data, where the ...

Today, some of that detective work is being made easier thanks to a new emphasis on data analysis in police departments. For example, departments can now detect correlations between statistics ...

The simplex plays an important role as sample space in many practical situations where compositional data, in the form of proportions of some whole, require interpretation. It is argued that the ...

Example of Quantitative Analysis To make the example a little more realistic, consider a portfolio that divides its assets between cash and an S&P 500 index fund.