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confint2: 2-Sided Confidence Interval
templates
Exercise template for computing the 2-sided confidence interval for the mean based on a random sample. Read More ›
cholesky: Cholesky Decomposition
templates
Exercise template for computing the Cholesky decomposition of a simple randomly-generated 3x3 or 4x4 matrix (by hand). Read More ›
boxplots: Interpretation of 2-Sample Boxplots
templates
Exercise template for assessing the interpretation of two randomly-generated parallel boxplots regarding location, scale, etc. Read More ›
boxhist2: Univariate Exploration of a CSV File (Flexible Formatting)
templates
Exercise template with more flexible formatting for assessing the interpretation of exploratory statistics (quantiles) and graphics (boxplot and histogram) based on a randomly-generated CSV file. Read More ›
boxhist: Univariate Exploration of a CSV File
templates
Exercise template for assessing the interpretation of exploratory statistics (quantiles) and graphics (boxplot and histogram) based on a randomly-generated CSV file. Read More ›
anova: 1-Way Analysis of Variance
templates
Exercise template for assessing the interpretation of an analysis-of-variance (ANOVA) table in multiple-choice form. Read More ›
Rlogo: Knowledge Quiz Question about the R Logo
templates
Exercise template for a simple knowledge quiz question including a static graphics file (the R logo). Read More ›