A dummy variable is a statistic in statistics used to represent a categorical or numerical variable.
It is typically used to improve the accuracy of estimates of effects of interventions on outcomes.
A dummy variable can be defined as an indicator that takes on one of two possible values (i.e. dummy codes), where each value corresponds to a particular level of the categorical or numerical variable being studied.
Accounting Advertising Aerodynamics Aerospace Engineering Agriculture Agriculture Appraisal Architecture Artificail intelligence Astronomy Auditing Banking Biochemistry Biology Biology Branches Branches Of Biology Branches of Chemistry Branches Of Medicine Branches Of Physics Branding Business business communication business management Business Model business network Chemistry Civil Engineering Coaching Communication competencies Computer science Content Marketing Corporate customer relationship Debt Digital Marketing Diseases & Conditions Domain Names Economics Economy Education Efficiency Electrical Engineering Electromagnetism Email Marketing Engineering enterprenurship Entrepreneurship Explainer Finance General terms Genetic Disorders genetics geology Glossary Harmonics Health Health disorders Human Resource Management Inflation Innovation Insurance Investment IT labor law Leadership legal Legal & Law Loan logic magnetism Management Marketing Mathematics mechanics Medicine metaphysics Meteorology Mind Model Nepotism Nutrition Online Marketing Outsourcing Personal Finance Philosophers Philosophy Physics Principle Probability Productivity Project management Psychology public relations public speaking Research and statistics risk Sales Science SEO Social Media Society Sociology Software Statistics Strategy supply chain management Tax Technology Terminology Theorem Theories and Law Web Hosting workforce management zoology