viagra {WRS2} | R Documentation |
Participants were assigned randomly to three viagra dosages (placebo, low dosage, high dosage). The dependent variable was an objective measure of libido.
viagra
A data frame with 2 variables and 15 observations:
dose
viagra dosage
libido
objective measure of libido
Artificial dataset from Field et al. book (p. 401).
Field, A., Miles, J., & Field, Z. (2012). Discovering Statistics Using R. Sage.
viagra