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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 ›

lm: Simple Linear Regression (with CSV Data)

templates

Exercise template for conducting a simple linear regression based on a randomly-generated CSV file. 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 ›

hessian: 2x2 Hessian Matrix (Single-Choice)

templates

Exercise template for computing the Hessian for a given function with randomly-drawn parameters. Read More ›

gaussmarkov: Knowledge Quiz Question about Gauss-Markov Assumptions

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Exercise template for a multiple-choice knowledge quiz question about the assumptions in the Gauss-Markov theorem. Read More ›

function: String Question about R Functions

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Exercise template for a knowledge quiz question (about glm-related R functions) where the correct answer has to match exactly a given string. 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 ›

essayreg: Linear Regression (Essay Question)

templates

Exercise template for interpreting a simple regression based on randomly-generated data (with either a linear, semi-logarithmic, or log-log relationship) in form of an essay. Read More ›

dist3: Distances and the Pythagorean Theorem (Single-Choice)

templates

Exercise template for computing the distance (single-choice) between two randomly-drawn points in a Cartesian coordinate system. Read More ›