plot_spec function

Original and SA data AR spectrum

AR spectrum of the (detrended) original and seasonally adjusted data. Computed using stats::spec.ar() with order set to 60.

plot_spec(x)

Arguments

• x: boiwsa results

Returns

AR spectrum plot

Examples

# Not run
# Seasonal adjustment of weekly US gasoline production
res=boiwsa(x=gasoline.data$y,dates=gasoline.data$date)
plot_spec(res)