openintro (version 1.7.1)

stem.cells: Stem Cell Transplant Experiment

Description

Stem cells were used as the treatment for sheep that had suffered a heart attack.

Usage

data("stem.cells")

Arguments

Format

A data frame with 18 observations on the following 3 variables.

trmt

Factor indicating the treatment group.

before

Heart pumping function, pre-experiment.

after

Heart pumping function, post-experiment.

Details

The animals used were sheep, and the embryonic stem cells were from mice. The control had no treatments. The ESC group had stem cells transplanted to their hearts.

Examples

Run this code
# NOT RUN {
data(stem.cells)
change <- stem.cells$after - stem.cells$before
summary(lm(change ~ trmt, stem.cells))
# }

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