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library(plyr) | |
library(qcc) | |
data("pistonrings") | |
attach(pistonrings) | |
x <- qcc.groups(diameter, sample) | |
detach(pistonrings) | |
find_zones <- function(x) { |
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# source: http://www.aul.org/2015/06/aul-releases-the-new-leviathan-the-mega-centers-report-how-planned-parenthood-has-become-abortion-inc/ | |
plot(x = c(74, 74, 774, 774), | |
y = c(-541, -213, -305, -572), | |
main = "PLANNED PARENTHOOD FEDERATION OF AMERICA:", | |
xlab = "", ylab = "", asp = 1, axes = FALSE, | |
xlim = c(74, 774), ylim = c(-679, -150), | |
type = "n") | |
mtext("ABORTIONS UP - LIFE SAVING PROCEDURES DOWN", side = 3) | |
arrows(x0 = 74, y0 = -541, x1 = 774, y1 = -305, | |
lwd = 3, col = "red") |
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#################################################################### | |
# WLLN | |
samp.size <- 5 | |
mu <- 10 | |
sigma <- 3 | |
histN <- 1000 |
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SLLN <- function( iter = 10, | |
p = 0.5){ | |
require(TeachingDemos) | |
x <- rbinom( iter, size=1, prob = p) | |
plot( cumsum(x)/1:length(x), | |
type="l", | |
#lwd = 2, | |
ylab = "Relative Frequency", | |
xlab = "Cumulative Trials", |
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limsup <- function(x){ | |
z = rep(0,length(x)) | |
for(i in 1:length(x)){ | |
z[i] = max(x[i:length(x)]) | |
} | |
return(z) | |
} | |
set.seed(2) |
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# Condorcet | |
Votes <- read.csv("Votes.csv") | |
candidates <- names(Votes) | |
nvoters <- dim(Votes)[1] | |
ncand <- dim(Votes)[2] | |
allpairs <- combn(1:ncand, 2) |
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# The Equation of Time | |
# based on trigonometric approximation on Wikipedia | |
equoftime <- function(M){ | |
-7.657*sin(M) + 9.862*sin(2*M + 3.599) | |
} | |
x <- equoftime((1:365)*2*pi/365.242) | |
y <- ts(x, start = 4, frequency = 365) | |
# set up the plot |
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# Simulation study for sample size between/within | |
# got Treat + Sham between subjects | |
# got Time within subjects | |
nPerGroup <- 30 | |
nTime <- 4 | |
muTreat <- c(37, 32, 20, 15) | |
muSham <- c(37, 32, 25, 22) | |
stdevs <- c(12, 10, 8, 6) | |
stdiff <- 9 |
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library(diagram) | |
openplotmat(main="Flowchart for R Bug Reporting") | |
curvedarrow(from = c(0.5,0.85), to = c(0.8,0.725), curve = -0.2, arr.pos = 0.6) | |
curvedarrow(from = c(0.8,0.725), to = c(0.85,0.5), curve = -0.2, arr.pos = 0.5) | |
curvedarrow(from = c(0.85,0.5), to = c(0.8,0.26), curve = -0.2, arr.pos = 0.5) | |
curvedarrow(from = c(0.8,0.26), to = c(0.5,0.15), curve = -0.2, arr.pos = 0.53) | |
curvedarrow(from = c(0.5,0.15), to = c(0.2,0.3), curve = -0.2, arr.pos = 0.4) | |
curvedarrow(from = c(0.2,0.3), to = c(0.15,0.5), curve = -0.2, arr.pos = 0.5) |