does ordinal intervals mean same as composite scores which ordinal measures are used in composite scoring how long to use ordinal interval in iv why is likert used for composite scores why do we use intervals in ivs why would ordinal measures be used for composites how does likert relate to ivs why use ivs as interval what is an iv in research why is likert interval used why use likert intervals what variable is used in composite analysis why use ordinal measures as intervals in research does iv represent interval what kind of variables would i choose for the composite test? what is iv used for in research what variable is used for iv how to create a composite variable why use ordinal intervals as ivs what is likert for