hand_washing: Bacteria counts after various hand washing techniques.

hand_washingR Documentation

Bacteria counts after various hand washing techniques.

Description

From chapter 28 of De Veaux, Velleman, and Bock (2009):

Format

a data frame with 32 ovservations of 2 variables.

Bacterial_Counts

the bacterial count after washing hands

Method

the method of handwashing used

Details

"A student decided to investigate just how effective washing with soap is in eliminating bacteria. To do this she tested four different methods – washing with water only, washing with regular soap, washing with antibacterial soap (ABS), and spraying hands with antibacterial spray (AS) (containing 65% ethanol as an active ingredient). Her experiement consisted of one experimental factor, the washing Method, and four levels."

References

De Veaux, R.D., Velleman, P.F., & Bock, D.E. (2009). Intro Stats (4th ed). Pearson.


jbryer/VisualStats documentation built on Feb. 27, 2025, 6:19 p.m.