MISSING Subcommand (CLUSTER command)
MISSING
controls
the treatment of cases with missing values. A case that has a missing
value for any variable on the variable list is omitted from the analysis.
By default, user-missing values are excluded from the analysis.
EXCLUDE. Exclude cases with user-missing values. This is the default.
INCLUDE. Include cases with user-missing values. Only cases with system-missing values are excluded.