Blog Archives

R/exams @ eRum 2018

May 19, 2018
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R/exams @ eRum 2018

Keynote lecture about R/exams at eRum 2018 (European R Users Meeting) in Budapest: Slides, video, e-learning, replication materials. Keynote lecture at eRum 2018 R/exams was presented in a keynote lecture by Achim Zeileis at eRum 2018, the European R Users Meeting,...

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fruit: Image-Based Systems of Linear Equations (Numeric)

May 14, 2018
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fruit: Image-Based Systems of Linear Equations (Numeric)

Exercise template for solving a system of three linear equations (numeric answer) with a problem description based on shuffled images. Name: fruit Type: num Related: fruit2 Description: A system of three linear equations has to be...

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fruit2: Image-Based Systems of Linear Equations (Single-Choice)

May 14, 2018
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fruit2: Image-Based Systems of Linear Equations (Single-Choice)

Exercise template for solving a system of three linear equations (single-choice) with a problem description based on shuffled images. Name: fruit2 Type: schoice Related: fruit Description: A system of three linear equations has to be solved...

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CRAN Release of R/exams 2.3-1

May 13, 2018
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CRAN Release of R/exams 2.3-1

New minor release of the R/exams package to CRAN, containing a wide range of smaller improvements and bug fixes. Notable new features include a dedicated OpenOLAT interface, and a convenience function facilitating the use of TikZ-based graphics. Version 2.3-1 of...

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automaton: Interpretation of Automaton Diagrams (Using TikZ)

May 12, 2018
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automaton: Interpretation of Automaton Diagrams (Using TikZ)

Exercise template for assessing the interpretation of an automaton diagram (drawn with TikZ) based on randomly generated input sequences. Name: automaton Type: mchoice Related: logic Description: An automaton diagram with four states A-D is drawn with...

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logic: Interpretation of Logic Gates (Using TikZ)

May 12, 2018
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logic: Interpretation of Logic Gates (Using TikZ)

Exercise template for matching logic gate diagrams (drawn with TikZ) to the corresponding truth table. Name: logic Type: schoice Related: automaton Description: Gate diagrams for three logical operators (sampled from: and, or, xor, nand, nor) are...

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Dynamic Online Tests with Blackboard and R/exams

April 15, 2018
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Dynamic Online Tests with Blackboard and R/exams

Step-by-step guide to generating, importing, and conducting online tests and quizzes generated by exams2blackboard() in R/exams. Online tests and quizzes conducted in learning management systems are a highly useful tool for students to practice course and materials and for teachers...

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Using R/exams for Short Exams during a Statistics Course

February 27, 2018
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Using R/exams for Short Exams during a Statistics Course

Experiences with using R/exams for multiple automated and randomized exams in an applied statistics course for environmental scientists at Universität Koblenz-Landau. Guest post by Ralf B. Schäfer (Universität Koble...

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Written R/exams around the World

January 7, 2018
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Written R/exams around the World

How to internationalize exams2nops() by adding support for new natural languages in written R/exams (that can be automatically scanned and evaluated). Idea In addition to completely customizable PDF output, R/exams provides a standardized format called “NOPS” for written exams with multiple-choice (and/or single-choice)...

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R/exams for Blended Learning in a Mathematics 101 Course

November 6, 2017
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R/exams for Blended Learning in a Mathematics 101 Course

Overview of how R/exams is used to assist learning, feedback, and assessment in a large introductory mathematics course at Universität Innsbruck. Motivation Many statisticians regularly teach large lecture courses on...

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