For any #RStats users who use the "cars" data set regularly, the original data table is online at https://archive.org/details/in.ernet.dli.2015.531433/page/n65/mode/1up (no account needed and thank you @internetarchive). Key details about these traffic study data are given and there are pages and pages of beautifully/masterfully written discussion of regression around this data set. It made my day to read this 1930 statistics book yesterday and I had to share the joy with the the Fediverse. (#DataAnalysis, #IntroductoryStatistics)

What are some of your favorite free online Python tutorials? I'd like to point my introductory data analysis students to some reliable sources for help. #DataAnalytics #Python #IntroductoryStatistics

> The term histogram was first used by Karl Pearson in his 1895 lectures on statistical graphics. The stem-and-leaf plot, which is a variant of the histogram, was introduced by the U.S. statistician John Tukey in 1970. In the words of Tukey,
> “Whereas a histogram uses a nonquantitative mark to indicate a data value, clearly the best type of mark is a digit.”
#JohnTukey in #SheldonMRoss #IntroductoryStatistics #StatisticsClass #Histogram #StemAndLeafPlot