OpenIntro Statistics Dataset - penetrating_oil


This dataset was taken from the list of OpenIntro dataset files found at

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The channel Project Farm on YouTube investigated penetrating oils and otheroptions for loosening rusty bolts. Eight options were evaluated, including acontrol group, to determine which was most effective.


  • treatment - The different treatments tried:none (control), Heat (via blow torch), Acetone/ATF,AeroKroil, Liquid Wrench, PB Blaster, RoyalPurple, and WD-40.
  • torque - Torque required to loosen the rusty bolt,which was measured in foot-pounds.


Taken from:

Title Authored on Content type
R Dataset / Package psych / bfi March 9, 2018 - 1:06 PM Dataset
OpenIntro Statistics Dataset - scotus_healthcare August 9, 2020 - 2:38 PM Dataset
R Dataset / Package psych / withinBetween March 9, 2018 - 1:06 PM Dataset
R Dataset / Package Stat2Data / Kids198 March 9, 2018 - 1:06 PM Dataset
R Dataset / Package Ecdat / Wages1 March 9, 2018 - 1:06 PM Dataset
Attachment Size
dataset-442659137.csv 550 bytes
Dataset License
Documentation License
No license (All rights reserved)