Learn Statistics Welcome to this introductory course in Statistics. This course serves as an excellent primer to Data Analytics.

Statistics gives us more accurate knowledge which helps us make better decisions. Statistics can focus on making predictions about what will happen in the future.

Introduction to Statistics Statistics is the science of analyzing data. When we have created a model for prediction, we must assess the prediction's reliability. After all, what is a prediction worth, if we …

Descriptive statistics gives us insight into data without having to look at all of it in detail.

The terms 'parameter' and (sample) 'statistic' refer to key concepts that are closely related in statistics. They are also directly connected to the concepts of populations and samples.

Probability Distributions Statistical inference methods rely on probability calculation and probability distributions. You will learn about the most important probability distributions in the next pages.

Examples might be simplified to improve reading and learning. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness

Data Science - Statistics Variance Previous Next Variance Variance is another number that indicates how spread out the values are. In fact, if you take the square root of the variance, you get the …

Learn R R is a programming language. R is often used for statistical computing and graphical presentation to analyze and visualize data. Start learning R now » 🏁

Are You a Teacher? Are you interested in learning how you can use W3Schools Academy to Teach R? Watch a demo of W3Schools Academy. You'll see how it works, and discover how it can make …