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Highest Density Regions
interval_hdr(x, y, ...)# S4 method for numeric,numeric
interval_hdr(x, y, level = 0.954)
# S4 method for numeric,missing
interval_hdr(x, level = 0.954, ...)
A three-columns numeric
matrix giving the lower and upper boundaries
of the HPD interval and associated probabilities.
A numeric vector giving the coordinates of the points where
the density is estimated.
A numeric vector giving the estimated density values.
If y is missing and x is a numeric vector, density estimates will be
computed from x.
Further arguments to be passed to stats::density().
A length-one numeric vector giving the confidence level.
N. Frerebeau
Hyndman, R. J. (1996). Computing and graphing highest density regions. American Statistician, 50: 120-126. tools:::Rd_expr_doi("10.2307/2684423").
Other summary statistics:
confidence_binomial(),
confidence_mean(),
confidence_multinomial(),
interval_credible()
## HDR of the Old Faithful eruption times
interval_hdr(faithful$eruptions)
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