Definitions

What Is Information System & Business Information System? – Definitions

Information systems (IS) is the study of complementary networks of hardware and software that people and organizations use to collect, filter, process, create, and distribute data. In other words, Information systems are interrelated components working together to collect, process, store, and disseminate information to support decision making, coordination, control, analysis, and visualization of information in an organization. …

Mobile Computing | Concept and Principles

Mobile Computing is a technology that allows transmission of data, voice and video via a computer or any other wireless enabled device without having to be connected to a fixed physical link. The main concept involves Mobile communication Mobile hardware Mobile software   It is human–computer interaction by which a computer is expected to be …

What is Linear Regression?

Linear regression is a basic and commonly used type of predictive analysis.  FYI, Predictive analytics involves extracting data from existing data sets with the goal of identifying trends and patterns. These trends and patterns are then used to predict future outcomes and trends. Predictive analytics is the branch of the advanced analytics which is used to make …

Augmented Reality Vs Virtual Reality

Augmented reality enhances the real world. Virtual reality offers an escape from it. Both technologies may eventually change our lives, but for now they’re mostly fun. AR To experience AUGMENTED REALITY, you look through a device screen or put on a headset and a virtual image is laid over the room you’re in. You can …

Pickle and cPickle in Python

Serializing and De-serializing a Python object structure can be done with pickle . Pickle module serialize the object before writing it to specific file. converting the python objects such as list, dict etc into stream of characters is called as pickling. Information contained by thus converted character stream can be used to reconstruct those object …

MS Excel Statistical Functions for Central Tendency

AVERAGE Provides an estimate of the mean or expected value of the data. To use it, supply the range of data you want the average of “=AVERAGE(data range).” For example, if you wanted the average of the observations of the data in cells A1 through A10, you might enter =AVERAGE (A1:A10) into cell A12. MEDIAN …

Uni-variate distribution relationships

In statistics, a univariate distribution is a probability distribution of only one random variable. This is in contrast to a multivariate distribution, the probability distribution of a random vector (consisting of multiple random variables). Below is the quick overview of useful univariate relationships for aspiring data science lovers.