Statistics
When to Stop and Choose: The Secretary Problem
The secretary problem asks how to maximize the chance of picking the very best candidate when you must decide on each one on the spot. This article explains its rules, why the answ
Articles to explore
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784 articles found
General knowledge
Understanding Unit Conversion: Connecting Everyday Life and Science
A look at the concept and types of units, how they are used across everyday life and the sciences, and practical examples of converting between units of length, weight, time, tempe
Library & information science
Library Material Selection Criteria and Priorities - Demand Theory and Value Theory
In this article, we aim to present information on the criteria and priorities for selecting library materials. Libraries select and purchase a variety of book and non-book material
Food & nutrition
Food Labels and Nutrition Facts: The Key to Healthy Choices
Food labels are tools that provide very important information when we choose foods. In modern society, healthy food choices can greatly influence our quality of life, and reading f
Business administration
The Option That Changes Your Choice: The Decoy Effect
The decoy effect is when a deliberately less attractive option makes another product look better. This piece explains asymmetric dominance from Huber, Payne and Puto’s 1982 study,
Design
Tricks That Make You Click: Dark Patterns
Dark patterns are screen designs that use layout, color, and wording to trick or push users into actions they would not have taken if they had fully understood or been free to choo
Food & nutrition
How to Choose and Use Health Foods Properly
In modern society, rapidly changing lifestyles and irregular eating habits make it difficult for many people to maintain their health. In these circumstances, health foods are attr
Economics
Raise the Tax Rate, Collect Less Tax: The Laffer Curve
The Laffer Curve is a hill-shaped graph showing that tax revenue is zero at both a 0% and a 100% tax rate, so some rate in between brings in the most. This article covers its napki
Physics
Proof That the Earth Turns: The Foucault Pendulum
The Foucault Pendulum is a device that shows the Earth's rotation with your own eyes: a heavy bob on a very long wire whose plane of swing slowly turns relative to the ground. We l
Economics
The Power and Limits of Quantitative Easing: Its Dual Role in Economic Stabilization
Economic stabilization focuses on maintaining a sustainable growth path for a national economy while minimizing economic volatility. Quantitative easing (QE, Quantitative Easing) i
Library & information science
A Complete Guide to the Korean Decimal Classification (KDC): How Do Libraries Classify Books?
A handy reference to the Korean Decimal Classification (KDC, 6th edition) used in Korean public and school libraries: how main classes, divisions, sections, and subdivisions work,
Library & information science
Catalog Concepts and Structure for Library MARC Work
This time, we will examine catalogs, one of the concepts frequently used in libraries. Catalogs are intended to ensure that the same book can be registered according to the same s