jamovi (stylised in all lower-case) is a

free and open-source Free and open-source software (FOSS) is software available under a Software license, license that grants users the right to use, modify, and distribute the software modified or not to everyone free of charge. FOSS is an inclusive umbrella term ...

computer program for

data analysis Data analysis is the process of inspecting, Data cleansing, cleansing, Data transformation, transforming, and Data modeling, modeling data with the goal of discovering useful information, informing conclusions, and supporting decision-making. Da ...

and performing

statistical Statistics (from German language, German: ', "description of a State (polity), state, a country") is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data. In applying statistics to a s ...

tests. The core developers of jamovi are Jonathon Love, Damian Dropmann, and Ravi Selker, who were developers for the

JASP JASP (Harold Jeffreys, Jeffreys’s Amazing Statistics Program) is a free and open-source program for Statistics, statistical analysis supported by the University of Amsterdam. It is designed to be easy to use, and familiar to users of SPSS. It ...

project.

Software

jamovi is an open source

graphical user interface A graphical user interface, or GUI, is a form of user interface that allows user (computing), users to human–computer interaction, interact with electronic devices through Graphics, graphical icon (computing), icons and visual indicators such ...

for the

R programming language R is a programming language for statistical computing and data visualization. It has been widely adopted in the fields of data mining, bioinformatics, data analysis, and data science. The core R language is extended by a large number of so ...

. It is used in statistical research, especially as a tool for ANOVA (analysis of variance) and to understand

statistical inference Statistical inference is the process of using data analysis to infer properties of an underlying probability distribution.Upton, G., Cook, I. (2008) ''Oxford Dictionary of Statistics'', OUP. . Inferential statistical analysis infers properties of ...

. It also can be used for

linear regression In statistics, linear regression is a statistical model, model that estimates the relationship between a Scalar (mathematics), scalar response (dependent variable) and one or more explanatory variables (regressor or independent variable). A mode ...

, mixed models and Bayesian models. Data is entered into a spreadsheet interface that can be imported into jamovi. If data are changed, all calculations and analyses affected by the change are automatically updated. The software includes a

multinomial test Multinomial test is the statistical test of the null hypothesis that the parameters of a multinomial distribution equal specified values; it is used for categorical data. Beginning with a sample of ~ N ~ items each of which has been observed to fal ...

to determine whether observed data differs from researchers' predictions.

Extendibility

jamovi comes with a basic library of statistical and graphical procedures. In addition, users can install modules from a library of community created open source add-on modules to extend the package's capabilities. These modules are written in the

and make use of the jmv and jmvtools libraries to create the interface and display code. Numerous modules exist and can be accessed in the curated library within jamovi. Over 40 modules have been created by the jamovi community and extend the functionality of the program. These additional analyses include agreement and reliability analyses mediation models,

meta-analysis Meta-analysis is a method of synthesis of quantitative data from multiple independent studies addressing a common research question. An important part of this method involves computing a combined effect size across all of the studies. As such, th ...

power analysis Power analysis is a form of side channel attack in which the attacker studies the power consumption of a cryptographic hardware device. These attacks rely on basic physical properties of the device: semiconductor devices are governed by the l ...

psychometrics Psychometrics is a field of study within psychology concerned with the theory and technique of measurement. Psychometrics generally covers specialized fields within psychology and education devoted to testing, measurement, assessment, and rela ...

structural equation models Structural equation modeling (SEM) is a diverse set of methods used by scientists for both observational and experimental research. SEM is used mostly in the social and behavioral science fields, but it is also used in epidemiology, business, ...

survival analysis Survival analysis is a branch of statistics for analyzing the expected duration of time until one event occurs, such as death in biological organisms and failure in mechanical systems. This topic is called reliability theory, reliability analysis ...

, and likelihood/evidential analyses.

Documentation

A detailed user manual is available for jamovi. Third party learning resources are also available including free books and video tutorials in multiple languages including Chinese, Hindi, Spanish, Korean, and Malayalam jamovi. (2023). Community. Retrieved April 6, 2023, from https://www.jamovi.org/community.html

External links

Official website

References

{{reflist Free statistical software Free R (programming language) software Free software programmed in C++ Free software programmed in JavaScript Free software programmed in Python Software using the GNU Affero General Public License Software using the GNU General Public License

Software

Extendibility

Documentation

See also

External links

References