plotOBOS {dang} | R Documentation |
Compute and display overbought and oversold regions
plotOBOS(symbol, n = 50, type = c("sma", "ema", "zlema", "hma"), years = 1, blue = TRUE, current = TRUE, title = symbol, ticks = TRUE, axes = TRUE)
symbol |
A (required) character string for stock symbol, or
alternatively a |
n |
An optional integer for the moving average length, defaults to 50 |
type |
An optional character string for the type of moving average; currently supported are ‘SMA’, ‘EMA’, ‘ZLEMA’, and ‘HMA’. |
years |
An optional numeric or integer value for the number of years of data to display, defaults to one |
blue |
An optional boolean determining whether blue or gray tones are used, defaults to true implying blue tones |
current |
An optional boolean determining whether the current date is the end date |
title |
An optional character string for the plot title, defaults to the symbol |
ticks |
An optional boolean indicating whether ticks are plotted,
passed on to |
axes |
An optional boolean indicating whether axes are plotted,
passed on to |
This function computes a smoothed version of the price using a moving average (with one of several possible methods) as well as a standard deviation band, and displays one and two standard deviations around the smoothed price.
NULL
as the function is invoked for the side effect of
the plot
Dirk Eddelbuettel