Mplus Users Guide v6.. - Muthén & Muthén

CHAPTER 15MISSING ARE ethnic (9 99) y1 (1);The list function can be used with the MISSING option to specify a listof missing value flags and/or a set of variables. The order of variables inthe list is determined by the order of variables in the NAMES statementof the VARIABLE command. Values of 9, 99, 100, 101, and 102 can bedeclared as missing value flags for all variables in a data set by thefollowing specification:MISSING ARE ALL (9 99-102);Missing values can be specified for a list of variables as follows:MISSING ARE gender-income (9 30 98-102);The above statement specifies that the values of 9, 30, 98, 99, 100, 101,and 102 are missing value flags for the list of variables beginning withgender and ending with income.MEASUREMENT SCALE OF OBSERVEDDEPENDENT VARIABLESAll observed dependent variables are assumed to be measured on acontinuous scale unless the CENSORED, CATEGORICAL, NOMINAL,and/or COUNT options are used. The specification of the scale of thedependent variables determines how the variables are treated in themodel and its estimation. Independent variables can be binary orcontinuous. The scale of the independent variables has no influence onthe model or its estimation. The distinction between dependent andindependent variables is described in Chapter 17.Variables named using the CENSORED, CATEGORICAL, NOMINAL,and/or COUNT options can be variables from the NAMES statement ofthe VARIABLE command and variables created using the DEFINEcommand and the DATA transformation commands.486