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What is an Ogive – Definition and Examples

What is an Ogive – Definition and Examples The third type of graph that can be used represents the cumulative frequencies for the classes. This type of graph is called the cumulative frequency graph, or ogive. The cumulative frequency is the sum of the frequencies accumulated up to the upper boundary of a class in […]

How to Write an Argumentative Essay: Examples & Tips

How to Write an Argumentative Essay: Examples & Tips Writing an argumentative essay involves presenting a well-supported argument in favor of a particular thesis statement. Whether you encounter this task in high school or at the university level, mastering the art of argumentation is crucial. This article provides a guide on how to write an […]

Understanding Mediation Analysis

Introduction to Mediation Analysis This post intends to introduce the basics of mediation analysis and does not explain statistical details. For details, please refer to the articles at the end of this post. What is mediation? Let’s say previous studies have suggested that higher grades predict higher happiness: X (grades) → Y (happiness). (This research […]

List of Common SQL Commands

Today i teach you the List of Common SQL Commands Background SQL, Structured Query Language, is a programming language designed to manage data stored in relational databases. SQL operates through simple, declarative statements. This keeps data accurate and secure, and it helps maintain the integrity of databases, regardless of size. Here’s an appendix of commonly used commands. Commands […]

Some of The Most Important SQL Commands

Some of The Most Important SQL Commands SELECT – extracts data from a database UPDATE – updates data in a database DELETE – deletes data from a database INSERT INTO – inserts new data into a database CREATE DATABASE – creates a new database ALTER DATABASE – modifies a database CREATE TABLE – creates a new table ALTER TABLE – modifies a table […]

Difference between Relational and Non-relational Databases

Today i will teach you about the difference between Relational and Non-relational Databases SQL Databases (Relational) SQL is short for Structured Query Language, basically meaning a very firm way of sorting through data in the form of tables, columns, and rows. How is data structured in an SQL database? The table itself would be made […]

How to write a Synthesis Matrix in Literature Review

What is a synthesis matrix in Literature Review? A synthesis matrix is a table that can be used to organize research. When completed, it provides a visual representation of main ideas found in the literature and also shows where there is overlap in ideas between authors. A completed matrix will help to integrate all of […]

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