Rafael Valdece Sousa BastosinTowards Data ScienceConfirmatory Factor Analysis FundamentalsHow it works and can be used in your research9 min read·Oct 9, 2021--3--3
Rafael Valdece Sousa BastosinTowards Data ScienceEstimating the number of dimensions with Exploratory Graph AnalysisA summary and tutorial of a powerful technique from the network psychometrics literature6 min read·Mar 31, 2021----
Rafael Valdece Sousa BastosinTowards Data ScienceEvidence for the null hypothesis? A case of equivalence testingA statistical tool to use when the results are not significant (with example in R)5 min read·Jan 24, 2021----
Rafael Valdece Sousa BastosinTowards Data ScienceExploratory Factor Analysis vs Principal Components: from concept to applicationHow to reduce parameters with Exploratory Factor Analysis9 min read·Jan 21, 2021----
Rafael Valdece Sousa BastosinTowards Data ScienceMeasurement Invariance: definition and example in RHow measurement invariance can improve your statistical inferences regarding human subjects6 min read·Jan 18, 2021--2--2
Rafael Valdece Sousa BastosinTowards Data ScienceThe validity of psychological and educational testsValidity is an important aspect of indirect measures. In this post, I focus on the validity of psychological and educational tests.8 min read·Jan 14, 2021----
Rafael Valdece Sousa BastosEigenvalues and eigenvectors: a full information guide [LA4]In this series of posts, I`ll be writing about some basics of Linear Algebra [LA] so we can learn together.7 min read·Nov 25, 2020----
Rafael Valdece Sousa BastosA Brief Summary of Linear Transformation [LA3]In this series of posts, I`ll be writing about some basics of Linear Algebra [LA] so we can learn together.3 min read·Nov 20, 2020--1--1
Rafael Valdece Sousa BastosLinear Systems and Matrices [LA2]In this series of posts, I`ll be writing about some basics of Linear Algebra [LA] so we can learn together.7 min read·Oct 19, 2020----
Rafael Valdece Sousa BastosIntroduction to Linear Algebra [LA1]In this series of posts, I`ll be writing about some basics of Linear Algebra [LA] so we can learn math together.6 min read·Oct 15, 2020--1--1