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810 articles found
Statistics
Bootstrapping treats the sample you already have as if it were the population and resamples from it over and over to estimate error and confidence intervals. This article covers ho
Library & information science
This time, I would like to put together some material about the system used to check out and return books at a library. A library's checkout and return system automates its loan-re
Food & nutrition
Food safety is an important topic that directly affects our health and quality of life. Thorough management is needed in various areas, including proper food handling and storage a
Chemistry
A few drops of lemon juice make water sour, so why does the pH of blood stay the same? This article explains buffer solutions, whose pH barely changes even when acid or base is add
Food & nutrition
The Scoville Scale expresses how hot a chili pepper is as a number, the Scoville Heat Unit (SHU). This article explains why spiciness is actually pain, how the scale is measured by
Psychology
Psychological shock is an issue that significantly affects an individual's mental health and is a factor that cannot be ignored in everyday life. It usually occurs in situations in
Education
Bloom’s Taxonomy is a framework that arranges the thinking skills a lesson aims to develop in order, from the easiest level to the hardest. This article covers what it is, the orig
Social welfare
Family welfare is regarded as an important element that forms the foundation of every society. It plays an important role in improving individuals' quality of life, ensuring social
General knowledge
Why do things that have already lasted a long time tend to last even longer? This article explains where the name Lindy Effect came from, what kinds of things it applies to, how to
Business administration
Core competence is the collective capability that ties an organization's skills and learning together and carries across many products and markets. This article covers its meaning,
General knowledge
Cunningham’s Law is the internet adage that the best way to get the right answer online is not to ask a question but to post a wrong answer. This article covers where the law came
Economics
The trade balance is one of the key indicators for assessing and understanding a country's economic conditions. It represents the difference between exports and imports arising fro
