# Tag: numeric

## Stress Testing Dynamic R/exams Exercises tutorials

Before actually using a dynamic exercise in a course it should be thoroughly tested. While certain aspects require critical reading by a human, other aspects can be automatically stress-tested in R. Read More ›

## R/exams @ useR! 2019 general

Pre-conference tutorial about R/exams at useR! 2019 (The R User Conference) in Toulouse: Slides, example code, and links to further information. Read More ›

## confint3: 2-Sided Confidence Interval (Extended Moodle Version) templates

Exercise template for computing the 2-sided confidence interval (with extended Moodle processing) for the mean based on a random sample. Read More ›

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

Exercise template for solving a system of three linear equations (numeric answer) with a problem description based on shuffled images. Read More ›

## tstat: 1-Sample t-Test Statistic templates

Exercise template for computing the t-test statistic (numeric answer) from given hypothesized mean and empirical mean and variance. Read More ›

## regression: Simple Linear Regression (by Hand) templates

Exercise template for computing the prediction from a simple linear prediction by hand, based on randomly-generated marginal means/variances and correlation. Read More ›

## lagrange: Method of Lagrange Multipliers templates

Exercise template for minimizing a linear objective function with two arguments subject to a Cobb-Douglas-type constraint. Both the parameters of the functions and the exact question (argument 1 vs. argument 2 vs. function value in optimum) are drawn randomly. Read More ›

## fourfold2: Fourfold Table (Flexible Formatting) templates

Exercise template for computing a fourfold table of joint and marginal probabilities based on three randomly-drawn conditional or marginal probabilities. Read More ›

## fourfold: Fourfold Table templates

Exercise template for computing joint probabilities from a 2x2 table based on three randomly-drawn conditional or marginal probabilities. Read More ›

## dist2: Three Distances in a Cartesian Coordinate System templates

Exercise template for computing the Manhattan, Euclidean, and maximum distance (cloze with three numeric answers) between two randomly-drawn points in a Cartesian coordinate system. Read More ›