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Analytics | Data Management | Students & Educators
Katrina Miller 0
Statewide longitudinal data system helps feed children in need

Statewide longitudinal data systems (SLDS) have been around for many years, helping states understand students’ paths through the education system and beyond. The COVID-19 pandemic was an opportunity for one state’s SLDS to step up in new ways that helped feed children in need. With the US Department of Agriculture

Analytics | Learn SAS
Rick Wicklin 0
Compute bivariate ranks

Ranking is a fundamental concept in statistics. Ranks of univariate data are used by statisticians to estimate statistics such as percentiles (quantiles) and empirical distributions. A more advanced use is to compute various rank-based measures of correlation or association between pairs of variables. For example, ranks are used to compute

Advanced Analytics | Analytics | Artificial Intelligence | Data Visualization | Machine Learning
Carlos Pinheiro 0
Optimal tour of Brisbane based on a multi-modal transportation system

A few months ago, I published an article about network optimization and how to find an optimal tour when visiting multiple places of interest by using different types of transportation, like buses, trains, tram, metro, and even walking. For a real-world case, I decided to run these optimal tours in

Advanced Analytics | Analytics
Transformation numérique : les nouveaux challenges de l’industrie

La transformation numérique est devenue un facteur déterminant de compétitivité pour les industriels. Elle leur permet de gagner en flexibilité, agilité et adaptabilité et ainsi de devenir des entreprises plus résilientes, capables de résister aux incertitudes et crises qui secouent leur marché. Pour assurer son avenir, l’industrie doit savoir tirer

Analytics | Learn SAS
Rick Wicklin 0
Compute tied ranks

The ranks of a set of data values are used in many nonparametric statistics and statistical tests. When you request a statistic or nonparametric test in SAS, the procedure will automatically compute the ranks that are needed. However, sometimes it is useful to know how to compute the ranks yourself.

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