computer science

Jamovi

Jamovi is a computer science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Jamovi rather than just read about it. In short: jamovi (stylised in all lower-case) is a free and open-source computer program for data analysis and performing statistical tests. The core developers of jamovi are Jonathon Love, Damian Dropmann, and Ravi Selker, who were developers for the JASP project.

Key takeaways

Jamovi belongs to computer science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Jamovi to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Jamovi from memory before moving on to harder problems.

Reference excerpt

jamovi (stylised in all lower-case) is a free and open-source computer program for data analysis and performing statistical tests. The core developers of jamovi are Jonathon Love, Damian Dropmann, and Ravi Selker, who were developers for the JASP project.

Software jamovi is an open source graphical user interface for the R programming language. It is used in statistical research, especially as a tool for ANOVA (analysis of variance) and to understand statistical inference. It also can be used for linear regression, 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 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 R programming language 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, power analysis, psychometrics, structural equation models, survival 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

Evaluating Accuracy One paper compared the results of frequencies, means, correlations and regression from a number of free to use menu driven statistical packages, including jamovi, and found all of the packages produced about the same results.

See also Comparison of statistical packages

External links Official website jamovi modules library

References

Illustrations

Worked examples

Example 1 — a first encounter with Jamovi

Start with the simplest possible case. Write down what Jamovi claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Jamovi before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Jamovi ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Jamovi

In research: Jamovi appears in computer science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Jamovi in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Jamovi is common in secondary-school and first-year university syllabi. It links to neighbouring topics Free R (programming language) software, Free software programmed in C++, Free software programmed in JavaScript, so understanding it makes those chapters shorter.
In everyday life: Look for Jamovi outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Jamovi in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Jamovi means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Jamovi out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Jamovi in simple terms?

Why does Jamovi matter?

Because it connects several computer science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Jamovi?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Jamovi.