Statistical Power in Regression
Power analysis in regression helps you determine whether your sample size is large enough to detect an effect of a certain size with a given level of confidence. It’s essential when planning studies to...
Category: Academic Concepts
Effect size in regression analysis
In regression analysis, effect size refers to the strength or practical importance of the relationship between the predictor(s) and the outcome variable. Unlike t-tests, regression effect sizes focus on how much variance is explained...
Effect Size in independent samples T-test
In SPSS and statistics more broadly, effect size in the context of a t-test measures the magnitude of the difference between two groups, independent of sample size. While a t-test tells you whether the...
Artificial Neural Network (ANN) in SPSS
Artificial Neural Networks (ANNs) have become a popular tool in predictive analytics due to their ability to model complex, non-linear relationships between input and output variables. While advanced machine learning libraries in Python or...
The water-diamond paradox
The water-diamond paradox, also known as the paradox of value, was introduced by Adam Smith in his seminal work The Wealth of Nations (1776). It highlights the apparent contradiction between the value of a...
Ethical and legal behavior
Here are some examples for each quadrant in the “Legal-Ethical” matrix: 1. Legal and Ethical Actions that comply with the law and align with ethical standards: 2. Legal and Unethical Actions that comply with...
R packages for CB-SEM and PLS-SEM
The R package commonly used for Partial Least Squares Structural Equation Modeling (PLS-SEM) is plspm. Another popular package for PLS-SEM in R is semPLS. Additionally, lavaan is widely used for SEM but focuses more...
Sequence steps in LSTM modelling
In the context of Long Short-Term Memory (LSTM) models, particularly in sequence-based tasks, the term “steps” generally refers to time steps or sequence steps. These steps are crucial for understanding how LSTMs process sequential...
10 Practical Tips for Academic Writing
Complimentary free tips: Always keep your paragraph justified (CTRL+J) and insert page number at the bottom. Use a professional proof-reader or at least Grammarly before submission to a journal.
Differences between rate of return (RoR) and cost of capital
The rate of return (RoR) and the cost of capital are both fundamental concepts in finance, but they serve different purposes and are used in different contexts. Here’s a breakdown of their differences: In...
