albert: Erodium paularense data and model.

In gustavobio/semeco: Examples of Structural Equation Modelling Usage in Ecology

Description

Determinants of seed production in plants of Erodium paularense in rock and in lithosol.

Format

Two covariance matrices with the number of observations as an attribute and a character vector with the model specification.

Note

Models used are in page 1737. Correlation matrices are in Appendix A. 107 observations.

Source

Article: http://www.esajournals.org/doi/abs/10.1890/0012-9658%282001%29082%5B1734%3AFRSONE%5D2.0.CO%3B2 Appendix: http://www.esapubs.org/archive/ecol/E082/020/

References

Albert MJ, Escudero A, and Iriondo JM. 2001. Female reproductive success of narrow endemic Erodium paularense in contrast to microhabitats. Ecology 82: 1734-1747.

Examples

## Not run: 
data(albert)
cat(albert.model)
albert.rock.fit <- sem(albert.model, sample.cov = albert.rock.cov,
                    sample.nobs = 107)
albert.litho.fit <- sem(albert.model, sample.cov = albert.litho.cov,
                      sample.nobs = 107)
summary(albert.rock.fit, standardized = TRUE)
summary(albert.litho.fit, standardized = TRUE)

## End(Not run)

gustavobio/semeco documentation built on May 17, 2019, 9:29 a.m.