Penicillin was administered orally to five different horses, and the concentration of penicillin in the blood was determined after five different lengths of time.

The following data on x 5 elapsed time (in hours) and y 5 penicillin concentration (in mg/ml) appeared in the paper “Absorption and Distribution Patterns of Oral Phenoxymethyl Penicillin in the Horse” (Cornell Veterinarian

[1983]: 314–323):

x 1 2 3 6 8 y 1.8 1.0 0.5 0.1 0.1 Construct scatterplots using the following variables.

Which transformation, if any, would you recommend?

e. x and log(y) (values of log(y) are 0.26, 0, 0.30, 1, and 1).

Transcribed Image Text:

x and Vy d. Vx and Vy a. x and y C. b. Vx and y