Search results
Results from the WOW.Com Content Network
Jackknife resampling is a statistical technique for bias and variance estimation based on omitting one observation at a time. Learn how to use the jackknife for mean estimation, bias correction, and variance estimation with examples and references.
Bootstrapping is a procedure for estimating the distribution of an estimator by resampling data or a model. Learn the history, approach, advantages, disadvantages and recommendations of bootstrapping in statistics.
Bootstrap aggregating, or bagging, is a technique that improves the stability and accuracy of machine learning algorithms by generating multiple models from bootstrap samples and averaging or voting their outputs. It is often applied to decision tree methods, but can be used with any type of method.
Learn about the history, methods and technologies of tracking packages with barcodes, GPS and other systems. Find out how to query and report package status online or internally.
Statistical process control (SPC) is the application of statistical methods to monitor and control the quality of a production process. SPC can help to reduce waste, improve efficiency, and prevent problems in various settings, such as manufacturing, software engineering, and health care.
Learn what a dashboard is in computer information systems, how it evolved from decision support systems, and what benefits and classifications it offers. A dashboard is a graphical user interface that provides at-a-glance views of data relevant to a particular objective or process.
Learn how to choose the number of observations or replicates in a statistical sample based on various factors, such as confidence level, margin of error, and variability. Find formulas and examples for estimating proportions, means, and variances.
Microsoft Excel is a software that allows users to organize, calculate, and analyze data using a grid of cells, functions, graphs, and macros. It is part of the Microsoft 365 suite and runs on Windows, macOS, Android, iOS, and iPadOS.