search for: developindex

Displaying 4 results from an estimated 4 matches for "developindex".

2012 May 19
3
Q - scatterplot, plot function & trellis linear regressions???
Hi R-listers, Q1) What is the difference between the scatterplot and plot function? Q2) I am able to make a graph with the scatterplot function: scatterplot(DevelopIndex ~ Veg, + data = Turtle, + xlab = "Vegetation border (m)", + ylab = "Embryonic development index") And have been successful. But I do not know if the lines are for: linear, non-linear, mean, upper and lower limits or percentile? This shows sid...
2012 Oct 30
4
Error unary operator
Hi R - listers, I am receiving an error. Does anyone know what this means? J ggplot(subset(foo, Rayos != "Rayos.NA"), aes(x=HTL, y=DevelopIndex, colour=TotalEggs)) +geom_point() +geom_jitter() + facet_grid(Aeventexhumed ~ Rayos) + geom_smooth(method="lm", fill=NA) + ylim(c(0, 7)) Error in +geom_smooth(method = "lm", fill = NA) : invalid argument to unary operator [[alternative HTML version deleted]]
2012 Oct 04
1
Error not found - for file retrieval with head()
...lehatch.csv and it still does not show up when I head(turtlehatch.csv). Am I missing a command? Please advise, Jean > devel.index <- function(values, weights=c(1, 2, 3, 4, 5, 6)) { + foo <- values*weights + return(apply(foo, 1, sum) / apply(values, 1, sum)) + } > data.to.analyze$DevelopIndex <- > devel.index(data.to.analyze[,c("ST0","ST1", "ST2", "ST3", "ST4", > "MaxHatch")]) > write.csv(data.to.analyze, "turtlehatch.csv", row.names=FALSE) > head(turtlehatch.csv) Error in head(turtlehatch.csv) : object...
2012 Oct 08
0
Best method for comparing rectangles sections of beach
...1 102 0 0 102 19.1 79 A 5.70 5 48 125 0 0 290 23.1 34 A 12.20 6 0 4 0 36 666 24.1 34 A 4.82 Berm HTL Estuary Rayos NotHatched DevelopIndex VegIndex HTLIndex 1 NA 4.66 NA Rayos.1 106 3.865169 (6-10) (0-5) 2 NA -2.47 NA Rayos.1 114 4.920213 (16-20) (-5-(-1)) 3 NA 16.00 NA Rayos.2 45 5.622517 (0-5) (16-20) 4 NA NA 11.8 Rayos.2 0 1.000000 (6-10)...