Data Science For Dummies

Descriptive statistics describe the characteristics of your numerical dataset, while inferential statistics are used to make inferences from subsets of data so you can better understand the larger datasets from which the subset is taken.

Tools, technologies, and skillsets: Examples here could involve using cloud-based platforms, statistical and mathematical programming, machine learning, data analysis using Python and R, and advanced data visualization.

to extract data insights that add value to the organization when acted upon. In the following sections, I walk you through

Four characteristics (the four Vs) define big data: volume, velocity, variety, and value

Because organizations of all sizes are beginning to recognize that they’re immersed in a sink-or-swim, data-driven, competitive environment, data know-how emerges as a core and requisite function in almost every line of business.