ic | R Documentation |
Estimate of confidence intervals of the contrasts
ic(data, test=1, df=10, alpha=0.05)
data |
output object of ea1 or ea2 function (see examples) |
test |
Letters of the post-hoc test 1=Tukey 2=SNK 3=Duncan 4=t 5=Scott-Knott |
df |
degree of freedom of residuals in anova |
alpha |
significance level |
Returns confidence intervals of the contrasts
Emmanuel Arnhold <emmanuelarnhold@yahoo.com.br>
KAPS, M. and LAMBERSON, W. R. Biostatistics for Animal Science: an introductory text. 2nd Edition. CABI Publishing, Wallingford, Oxfordshire, UK, 2009. 504p.
ea1,ea2, box.plot, means.plot, means.plotfat, ic.plot, p.plot
#data3: Kaps and Lamberson (2009): page 347
#Description:
##Latin square design for test four different treatments on hay intake of fattening steers
data(data3)
r<-ea1(data3, design=3)
#plot
#means
means=r[[2]]
means
ic(means, test=1, df=6) # tukey
# alpha = 0.10
ic(r[[2]], test=1, df=6, alpha=0.10)
# split plot
data('data7')
r<-ea2(data7,4)
#plot
ic(r[2], df=15)
#split.plot
ic(r[4], df=45)
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