Statistics options, specified as an options structure created using
statset.
Data Types: char | string
Option field, specified as a character vector or string vector. If
field does not contain enough leading characters to uniquely match
a field name in options, the function returns an empty value
([]). For a list of available option fields and their descriptions,
see the Name-Value Arguments section of the statset reference page.
Data Types: char | string
Default data to return if options.field is empty, specified as a
value of any data type. If options.field is not empty,
statget returns its value.