Yes or no questions prompt data collection of facts but fail to link the facts with theoretical questions that allow for explanation or prediction. Researchable questions produce generalizable information and reduce a complex topic to a set of questions. The research problem must be placed within an appropriate theoretical context. Level I Inquiry used when previous information concerning the subject is sparse. The nature of the relationship is directed by theory.
Questions require two variables and a predicted direction.
Factor relating questions used when adequate factors have been previously isolated by research in a given situation. Situation producing establish explicit goals for health care actions, develop plans to achieve goals, and specify conditions under which goals are to be accomplished. It should expand health care knowledge, improve practice, and benefit clients. Researchability statement of problem properly phrased, key terms identified, can it be empirically tested. The hypothesis is a translation of the problem statement into a precise, unambiguous prediction of an expected outcome.