Business administration
A Market That Eats Itself: Cannibalization
Why does cannibalization, where a new product eats into an existing product's sales, happen? This article explains what it is and why it occurs, the cases of Apple, Kodak, and Netf
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778 articles found
Education
Smartness Is Not Just One Thing: The Theory of Multiple Intelligences
The theory of multiple intelligences, proposed by Harvard psychologist Howard Gardner in 1983, holds that human intelligence is a bundle of relatively independent abilities rather
Statistics
Understanding t-Tests and How to Use Them Effectively
Many statistical techniques are used in data analysis, and the t-test is a prominent method frequently used in data analysis and research to test differences between two groups. Th
Statistics
Key Strategies for Data Analysis Using Descriptive Statistics
Data analysis plays an essential role in business and research. Insights gained through data analysis play an important role in optimizing decision-making, improving performance, a
Library & information science
What You Found and What You Missed: Precision and Recall
When a search list looks right at the top, how do you know what was left out? This piece explains precision and recall, the trade-off between them, the F1 score that combines both,
Earth science
The Rhythm of the Ice Ages: Milankovitch Cycles
Why has Earth swung back and forth between glacial and interglacial periods? This article explains the Milankovitch cycles, the slow but regular changes in Earth's orbit and axis:
Chemistry
Inorganic Chemistry Unlocks the Future: At the Forefront of Advanced Technology and Integration
Inorganic chemistry is a branch of chemistry that, unlike organic chemistry, which centers on carbon, studies most elements other than carbon and their compounds. As a fundamental
General knowledge
A Way of Thinking That Shaves Off Assumptions: Occam’s Razor
Occam’s Razor is the methodological guideline that, when several hypotheses explain the same phenomenon, we should favor the one that adds no unnecessary assumptions. This article
Business administration
Why People Pay After Using It for Free: Freemium
Freemium is a pricing strategy that gives away a basic product or service for free and charges for better features, more capacity, or added convenience. This article covers where t
Statistics
Counting the Whole from a Few Serial Numbers: The German Tank Problem
The German tank problem asks how to estimate the total number of sequentially numbered items from the serial numbers of just a few. We look at how the Allies used captured tank ser
Business administration
Small Fixes Add Up to a Big Difference: Kaizen
Kaizen is a management approach in which everyone on the front line keeps making small improvements instead of one grand change. This article covers what the word means and where i
Robotics
The Number of Joints Shapes Movement: Degrees of Freedom
What determines how a robot can move? This article explains degrees of freedom, covering what the term means, how six-axis industrial robot arms work, the degrees of freedom of the