chngest function

Get trend for a single time period

chngest(x, y, single = F)

Arguments

• x: numeric of year values
• y: norm numeric of annually averaged response variable
• single: logical if trends are based on only first and last year of aggregated, i.e., no averaging of first/last three

Details

Estimates trends using methods described in wrtdstrnd. Used internally and is not to be called by the user. Function runs on individual time period groups defined by arguments in wrtdstrnd.