PinnedAndrea GustafseninTowards Data Science5 Common Misinterpretations of the P-valueAvoid these when interpreting and reporting your results·5 min read·Jan 26, 2022--2--2
Andrea GustafseninTowards Data ScienceHierarchical Clustering and K-means Clustering on Country DataAn overview of two clustering techniques and comparing the results·13 min read·May 4, 2022----
Andrea GustafseninTowards Data SciencePrincipal Component AnalysisA conceptual explanation of PCA and a step-by-step walkthrough of the math behind it. Visualization of results in Python and R·17 min read·Apr 8, 2022--1--1
Andrea GustafseninTowards Data ScienceThe Confusion Matrix In ClassificationUsing the confusion matrix to evaluate the performance of a binary classifier. How to calculate the performance metrics and what they tell…·5 min read·Mar 30, 2022--1--1
Andrea GustafseninTowards Data ScienceThe Confusion Matrix in Hypothesis TestingIdentifying and understanding type I error, type II error, and power using the confusion matrix.·6 min read·Mar 30, 2022--1--1
Andrea GustafseninTowards Data ScienceA Guide To The Apply-Family In R - Part 1The lapply, sapply, apply, and tapply functions·7 min read·Mar 25, 2022----
Andrea GustafseninTowards Data ScienceA Guide To The Apply-Family In R — Part 2Practical examples of using apply-functions.·4 min read·Mar 25, 2022----
Andrea GustafseninTowards Data Science4 Examples To Help You Understand Nested LoopsGet a better intuition and understanding of how nested for-loops work and how they can be used for various tasks.·9 min read·Mar 4, 2022----
Andrea GustafseninTowards Data ScienceHow To Manipulate and Analyze Data in Python Without Using PandasAnalyzing future population growth with basic built-in Python functions·6 min read·Feb 23, 2022----
Andrea GustafseninTowards Data ScienceHow to Easily Access and Download Public Data from National Statistical InstitutionsA guide to the PxWeb API interface in R, using the pxweb package.·5 min read·Feb 8, 2022--1--1
