Description Format Details Source Examples
The ergoStool
data frame has 36 rows and 3 columns.
This data frame contains the following columns:
a numeric vector giving the effort (Borg scale) required to arise from a stool
a factor with levels
T1
,
T2
,
T3
, and
T4
giving the stool type
a factor with levels A
to I
Devore (2000) cites data from an article in Ergometrics (1993, pp. 519-535) on “The Effects of a Pneumatic Stool and a One-Legged Stool on Lower Limb Joint Load and Muscular Activity.”
Pinheiro, J. C. and Bates, D. M. (2000), Mixed-Effects Models in S and S-PLUS, Springer, New York. (Appendix A.9)
Devore, J. L. (2000), Probability and Statistics for Engineering and the Sciences (5th ed), Duxbury, Boston, MA.
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