anlz_avgseason          Extract period (seasonal) averages from fitted
                        GAM
anlz_backtrans          Back-transform response variable
anlz_fit                Return summary statistics for GAM fits
anlz_gam                Fit a generalized additive model to a water
                        quality time series
anlz_metseason          Extract period (seasonal) metrics from fitted
                        GAM
anlz_mixmeta            Fit a mixed meta-analysis regression model of
                        trends
anlz_perchg             Estimate percent change trends from GAM results
                        for selected time periods
anlz_prd                Get predicted data from fitted GAMs across
                        period of observation
anlz_prdday             Get predicted data from fitted GAMs across
                        period of observation, every day
anlz_prdmatrix          Get prediction matrix for a fitted GAM
anlz_pvalformat         Format p-values for show functions
anlz_smooth             Return summary statistics for smoothers of GAMs
anlz_sumstats           Retrieve summary statistics for seasonal
                        metrics and trend results
anlz_sumtrndseason      Estimate seasonal rates of change based on
                        average estimates for multiple window widths
anlz_trans              Transform response variable
anlz_trndseason         Estimate rates of change based on seasonal
                        metrics
rawdat                  Raw data from San Francisco Estuary (South Bay)
show_metseason          Plot period (seasonal) averages from fitted GAM
show_mettrndseason      Plot seasonal metrics and rates of change
show_perchg             Plot percent change trends from GAM results for
                        selected time periods
show_prd3d              Plot a 3-d surface of predictions
show_prddoy             Plot predictions for GAMs against day of year
show_prdseason          Plot predictions for GAMs over time, by season
show_prdseries          Plot predictions for GAMs over time series
show_sumtrndseason      Plot seasonal rates of change based on average
                        estimates for multiple window widths
show_sumtrndseason2     Plot seasonal rates of change in quarters based
                        on average estimates for multiple window widths
show_trndseason         Plot rates of change based on seasonal metrics
