我正在尝试绘制具有多个特征中每一个特征的数据的样本数量。我实际上已经有一列包含这些样本数量的数据,只是希望将其绘制为“频率”。事实上,我不太确定频率数据来自哪里(见下面的代码)。请让我知道我是否可以澄清任何事情。非常感谢!:
##my data
data<-structure(list(V1 = structure(c(2L, 1L), .Label = c("593", "QnWeight_initial"
), class = "factor"), V2 = structure(c(2L, 1L), .Label = c("566",
"Head"), class = "factor"), V3 = structure(c(2L, 1L), .Label = c("535",
"V1"), class = "factor"), V4 = structure(c(2L, 1L), .Label = c("535",
"V2"), class = "factor"), V5 = structure(c(2L, 1L), .Label = c("535",
"V3"), class = "factor"), V6 = structure(c(2L, 1L), .Label = c("482",
"Left_Leg"), class = "factor"), V7 = structure(c(2L, 1L), .Label = c("474",
"Left_Antenna"), class = "factor"), V8 = structure(c(2L, 1L), .Label = c("237",
"Qn_Weight_Loss"), class = "factor"), V9 = structure(c(2L, 1L
), .Label = c("230", "Days_wrkr_eclosion"), class = "factor"),
V10 = structure(c(2L, 1L), .Label = c("81", "Growth_all"), class = "factor"),
V11 = structure(c(2L, 1L), .Label = c("79", "Growth_1_2"), class = "factor"),
V12 = structure(c(2L, 1L), .Label = c("62", "Growth_1_3"), class = "factor"),
V13 = structure(c(2L, 1L), .Label = c("60", "Growth_2_3"), class = "factor"),
V14 = structure(c(2L, 1L), .Label = c("51", "Right_Antenna"
), class = "factor"), V15 = structure(c(2L, 1L), .Label = c("49",
"Left_Leg_Remeasure"), class = "factor"), V16 = structure(c(2L,
1L), .Label = c("49", "Right_Leg"), class = "factor"), V17 = structure(c(2L,
1L), .Label = c("47", "Head_Remeasure"), class = "factor"),
V18 = structure(c(2L, 1L), .Label = c("46", "Left_Antenna_Remeasure"
), class = "factor")), .Names = c("V1", "V2", "V3", "V4",
"V5", "V6", "V7", "V8", "V9", "V10", "V11", "V12", "V13", "V14",
"V15", "V16", "V17", "V18"), class = "data.frame", row.names = c(NA,
-2L))
dat<-data.frame(fac=unlist(data[1,, drop=FALSE]), freqs=unlist(data[2,, drop=FALSE]))
t<-table(rep(as.character(dat[, 1]), dat[, 2]))
##the plot I'm making at the moment
barplot(t, main="Sample Sizes of Various Fitness Traits", xaxt='n', xlab='', width=0.85)
labels<-unlist(data[1,,drop=FALSE])
text(1:18, par("usr")[3] -0.25, srt=90, adj=1,labels=labels,xpd=TRUE, cex=0.6)
##The kind of plot I'm looking to make
par(las=2) # make label text perpendicular to axis
par(mar=c(5,8,4,2)) # increase y-axis margin.
print(mtcars$gear)
counts <- table(mtcars$gear)
print(counts)
barplot(counts, main="Car Distribution", names.arg=c("3 Gears", "4 Gears", "5 Gears"), cex.names=0.8)