Researchers often wish to develop scales. that respond to a single characteristic. â Determine what features are most important when classifying a group of items. â Generate \factor scores representing values of the underlying constructs for use in other analyses.
Report Abuse. yes a square is always a parallelogram because it has to pairs of parallel lines and that's the rules to a parallelogram but a parallelogram is not always a square because to be a square it has to have two pairs of parallel lines and all the angles have to be 90 degrees. Lily R Â· 6 years ago. Thumbs up.
Special Parallelograms are rectangles, rhombuses and squares. They belong to the set of parallelograms. Each of these may be defined as a parallelogram as follows: 1  A rectangle is an equiangular parallelogram. 2  A rhombus is an equilateral parallelogram.  A square is an equilateral and equiangular parallelogram.