Exam4.4 | R Documentation |
Exam4.4 presents the height means for 4 seedlots under factorial arrangement for two levels of Fertilizer and two levels of Irrigation.
Muhammad Yaseen (myaseen208@gmail.com)
Sami Ullah (samiullahuos@gmail.com)
E.R. Williams, C.E. Harwood and A.C. Matheson (2023). Experimental Design and Analysis for Tree Improvement. CSIRO Publishing (https://www.publish.csiro.au/book/3145/).
DataExam4.4
library(car)
library(dae)
library(dplyr)
library(emmeans)
library(ggplot2)
library(lmerTest)
library(magrittr)
library(predictmeans)
library(supernova)
data(DataExam4.4)
# Pg. 58
fm4.6 <-
aov(
formula = Height ~ Rep + Irrig*Ferti*SeedDLot +
Error(Rep/Irrig:Ferti)
, data = DataExam4.4
)
# Pg. 61
summary(fm4.6)
# Pg. 61
model.tables(x = fm4.6, type = "means")
# Pg. 61
emmeans(object = fm4.6, specs = ~ Irrig)
emmip(object = fm4.6, formula = ~ Irrig) +
theme_classic()
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