Cross Validated

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First to answer and accepted with score of 10 or more. This badge can be awarded multiple times.

earned this badge 43 times.
Transforming regression coefficients back to original values from square-root -transformed data
Awarded Nov 30, 2022 at 6:42
Why does data visualization mostly use the Cartesian plane instead of the polar plane?
Awarded Nov 6, 2022 at 21:45
Seasonal dummies significance issues
Awarded Jul 14, 2022 at 23:04
Which are outliers?
Awarded Jan 27, 2022 at 17:00
Understanding and Interpreting letter value boxplots
Awarded Apr 30, 2021 at 21:42
What is the name given to the set of numbers between quartiles
Awarded Apr 21, 2021 at 11:42
Can a sample larger than 5,000 data points be tested for normality using shapiro.test by applying the test to a subsample?
Awarded Aug 24, 2020 at 1:21
How to regress a positive response variable that is also not a count variable?
Awarded Jul 20, 2020 at 22:03
Are independent variables necessarily "independent" and how does this relate to what's being predicted?
Awarded Oct 25, 2019 at 18:40
Using wilcox.test() and t.test() in R yielding different p-values
Awarded May 9, 2019 at 8:20
What misused statistical terms are worth correcting?
Awarded Mar 15, 2019 at 19:45
What is a loss function in decision theory?
Awarded Mar 14, 2019 at 14:45
Why does random-looking data give a really good model?
Awarded Dec 17, 2018 at 16:40
Understanding of GLM
Awarded Nov 14, 2018 at 22:00
What's the history of box plots, and how did the "box and whiskers" design evolve?
Awarded Oct 11, 2018 at 19:15
Why is the Pearson correlation 1 when only two data values are available?
Awarded Aug 22, 2018 at 18:20
Etymology of "Adam" algorithm for gradient descent
Awarded Apr 18, 2018 at 16:36
Coding as a categorical or continuous variable?
Awarded Apr 17, 2018 at 17:46
How to calculate a mean and standard deviation for a lognormal distribution using 2 percentiles
Awarded Feb 1, 2018 at 8:12
Retrieving minimum width that contains specified fraction of all values
Awarded Jan 25, 2018 at 21:39
Choosing between "Statistics" by Freedman et al., and "Statistical Models: Theory and Practice" by Freedman
Awarded Oct 20, 2017 at 10:25
How to add a third variable to a bar plot?
Awarded Oct 10, 2017 at 19:11
Normalizations: dividing by mean
Awarded Oct 6, 2017 at 19:28
Appropriate use of logarithmic notations in publications
Awarded Jul 13, 2017 at 8:55
"Inverse" Q-Q plot?
Awarded Jun 26, 2017 at 18:22
What is the most appropriate way to transform proportions when they are an independent variable?
Awarded May 28, 2017 at 21:30
Precise meaning of and comparison between influential point, high leverage point, and outlier?
Awarded Feb 27, 2017 at 11:35
Use of circular predictors in linear regression
Awarded Jul 5, 2016 at 11:05
Does it make sense to use a date variable in a regression?
Awarded May 18, 2016 at 14:53
Check for significant difference between numbers of sightings per cardinal direction
Awarded Feb 27, 2016 at 22:43
Graphing small samples
Awarded Feb 18, 2016 at 9:44
How to determine whether or not the y-axis of a graph should start at zero?
Awarded Feb 10, 2016 at 22:36
Is it meaningful to calculate Pearson or Spearman correlation between two Boolean vectors?
Awarded Feb 6, 2016 at 21:15
Visualising many variables in one plot
Awarded Jan 14, 2016 at 9:56
Why do I get confidence interval bars going below zero?
Awarded Nov 17, 2015 at 5:28
How can I group numerical data into naturally forming "brackets"? (e.g. income)
Awarded Jul 3, 2015 at 0:23
What is the terminology for data aggregated via summed totals versus data aggregated via means?
Awarded Jun 29, 2015 at 12:36
Interpreting regression with transformed variables
Awarded Jun 19, 2015 at 13:36
Transforming Data: All variables or just the non-normal ones?
Awarded Jun 17, 2015 at 13:04
"When to use boxplot and when barplot" rules (of thumb?)
Awarded Feb 4, 2014 at 18:13
What aspects of the "Iris" data set make it so successful as an example/teaching/test data set
Awarded Nov 12, 2013 at 22:54
Is a count variable with a large, but finite, number of possible values categorical or continuous?
Awarded Jul 19, 2013 at 19:32
Regression for a model of form $y=ax^k$?
Awarded May 24, 2013 at 8:30

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