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Data Science Basics Quiz

Data Science Basics Quiz

R Programming Basics Quiz

R Programming Basics Quiz

What is Business Intelligence?

Business intelligence is a general term that refers to the collection, analysis, and use of data in business to make decisions. Business Intelligence Guides Data-Based Decisions Business intelligence uses computer software to analyze internal…

What is Data Science?

Simply put, Data Science is the fusion of a number of different methodologies and techniques from a myriad of different fields including but not limited to mathematics, statistics, information science and computer science. Data…
Chart shows standard deviation values in a normal distribution curve

Ringing the bell: Normal Bell Curve Characteristics

We are all familiar with the term “the bell curve.”  But just what does that mean?  In this article, we will answer that question and describe some of the important features of the normal bell curve, which, in statistical lingo, is called…
Skewed Distribution Bell Curves

Leaning curves: Skewed distribution

In a previous article, we looked at the standard normal distribution, otherwise known as the “bell” curve.  This time we will describe the non standard distribution pattern known as a skewed distribution.  In the standard normal distribution,…
statistical symbols on a chalkboard

Probability and Statistics: The Drunkard’s Walk

Probability and Statistics Impact Our Lives In his book, The Drunkard’s Walk:  How Randomness Rules Our Lives [Vintage, 2008],  Leonard Mlodinow provides an interesting look at how random events guide so much of what happens to us and…
Sampling Data

What are Non-Parametric Statistical Tests?

There are two broad categories of statistical tests:  parametric and non parametric statistical tests. In most introductory and general statistics courses, parametric tests are discussed, in particular z-tests, t-tests, analysis of variance,…
icon showing java programming language

What Is Java Programming Language?

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Java is a general-purpose computer programming language specifically designed to have as few implementation dependencies as possible. It is the foundation for virtually every type of networked application and is the global standard for developing…
lists out programming languages such as, MATLAB

What Is MATLAB?

MATLAB (short for matrix laboratory) is a multi-paradigm numerical computing environment and proprietary programming language developed by MathWorks, a leading developer of mathematical computing software for engineers and scientists. Intended…