On this Picostat.com statistics page, you will find information about the phosphate data set which pertains to Phosphate Level Data . The phosphate data set is found in the HSAUR R package. You can load the phosphate data set in R by issuing the following command at the console data("phosphate"). This will load the data into a variable called phosphate. If R says the phosphate data set is not found, you can try installing the package by issuing this command install.packages("HSAUR") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the phosphate R data set. The size of this file is about 1,362 bytes.

Phosphate Level Data

Description

Plasma inorganic phosphate levels from 33 subjects.

Usage

data("phosphate")

Format

A data frame with 33 observations on the following 9 variables.

group

a factor with levels control and obese.

t0

baseline phosphate level

,

t0.5

phosphate level after 1/2 an hour.

t1

phosphate level after one an hour.

t1.5

phosphate level after 1 1/2 hours.

t2

phosphate level after two hours.

t3

phosphate level after three hours.

t4

phosphate level after four hours.

t5

phosphate level after five hours.

Source

C. S. Davis (2002), Statistical Methods for the Analysis of Repeated Measurements, Springer, New York.

Examples

  data("phosphate", package = "HSAUR")
  plot(t0 ~ group, data = phosphate)

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Dataset imported from https://www.r-project.org.