Barley: Barley: Yield of barley

In thoree/stat340: Data and functions for BIAS at NMBU

Barley: Yield of barley

Description

This data set contains results from an experiment with a total of 32 samples of yield of barley pr. 1000 square meter. The experiment was done to see the dependency of the yield of barley, and the factors are varieties of barley, soil types and types of fertilizers. In addition, the experiment was done in two different geographical areas.

Usage

Barley

Format

A data frame with 32 observations (rows) and 5 variables (columns).

	Column name	Data type	Description	Values
[,1]	Yield	numeric	Yield of barley in kg pr. 1000 m^2	(257.2 - 536.6)
[,2]	Variety	character	2 varieties of barley	("C1", "C2")
[,3]	Soil	character	2 soil types	("Sand", "Clay")
[,4]	Fertilizer	character	2 types of fertilizers	("Fert1", "Fert2")
[,5]	Site	character	2 different geographical areas	("Site1", "Site2")

Examples

# A short summary of the variables
summary(Barley)

# Sorted by Yield
Barley_sorted <- Barley[order(-Barley$Yield), ]
head(Barley_sorted)

# Linear model
lm(Yield ~ Variety + Soil, data = Barley)

thoree/stat340 documentation built on June 30, 2024, 4:04 p.m.