R Dataset / Package DAAG / mignonette
Darwin's Wild Mignonette Data
Data which compare the heights of crossed plants with self-fertilized plants. Plants were paired within the pots in which they were grown, with one on one side and one on the other.
This data frame contains the following columns:
heights of the crossed plants
heights of the self-fertilized plants
Darwin, Charles. 1877. The Effects of Cross and Self Fertilisation in the Vegetable Kingdom. Appleton and Company, New York.
print("Is Pairing Helpful? - Example 4.3.1")attach(mignonette) plot(cross ~ self, pch=rep(c(4,1), c(3,12))); abline(0,1) abline(mean(cross-self), 1, lty=2) detach(mignonette)
Dataset imported from https://www.r-project.org.
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