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Problematic questions: Art Graesser's previous research had identified 12 problems with questions that frequently occur in surveys (Graesser, Bommareddy, Swamer, and Golding, 1996; Graesser, Kennedy, Wiemer-Hastings, and Ottati, 1999). Many of these problems have been incorporated in various analytical coding schemes of survey methodologists. Art Graesser, Katja Wiemer-Hastings and Roger Kreuz (The Gold Standard of Question Quality on Surveys) report on the development of a computer tool (QUAID: Question Understanding Aid) that assists survey methodologists who want to improve the wording, syntax, and semantics of questions on surveys.
At present, QUAID can handle 6 of these problems with some degree of correspondence with human experts, so we will focus on these 6 problems in the present paper. These problems are:
- Unfamiliar technical term: There is a word or expression that very few respondents would know the meaning of.
- Vague or imprecise predicate or relative term: The values of a predicate (i.e., main verb, adjective, or adverb) are not specified on an underlying continuum (e.g., try, large, frequently).
- Vague or ambiguous noun-phrase: The referent of a noun-phrase, noun, or pronoun is unclear or ambiguous (e.g., items, amount, it, there).
- Complex syntax: The grammatical composition is embedded, dense, structurally ambiguous, or not well-formed formed syntactically.
- Working memory overload: Words, phrases, or clauses impose a high load on immediate memory.
- Misleading or incorrect presupposition: The truth value of a presupposed proposition is false or /inapplicable.
Adam Stone (Typology of Questions Faced by Policymakers, 1996) notes that issues in which criminal courts perceive a role for regulation, involing "new" types of questions, pose problems which exacerbate many of the difficulties inherent in the policymaking role for courts generally -- and, by extension, for wider policymaking arenas. For example:
These factors combine to create a court system which faces many ongoing and inherent problems when it must grapple with highly technical policymaking questions. Of course such potential confusion offers many opportunities for deliberately misleading strategies by those responsible for framing the questions.
Incorporating the temporal dimension: James Pustejovsky, Janyce Wiebe and Mark Maybury. (Multi-perspective and Temporal Question Answering, 2000) respond to the above question answering vision (Carbonell et al., 2000) and roadmap (Burger et al., 2002) with the concern:
Although a range of question and answer types are described, the ability to interpret a question and provide an answer with respect to different perspectives and the ability to answer questions involving temporal dimensions are largely unaddressed. This position paper argues for the importance of multiple perspective and temporal question answering and attempts to outline some aspects of the problem that would be important to capture on the Q-and-A roadmap.
Questions leading to deeper understanding: Benjamin Bloom (Taxonomy of educational objectives: the classification of educational goals, 1956) created a taxonomy for categorizing level of abstraction of questions that commonly occur in educational settings. Bloom's taxonomy of questions forces a person to interact with the text on a deeper level, and develop a more thorough understanding. Generally speaking, the complexity of questions can then be evaluated according to the type of mental process they entail. Their complexity also depends on the features of the question (any kind of ambiguity, degree of objectivity/subjectivity, implicit/explicit data, ...) and the features of the answer (nb of elements required, type of analysis required, ...) [more]. Bloom's taxonomy of questions offers an indicator of progress from simple questions of fact, through synthesis of multiple facts, through analysis based on synthesis, to a level of judgement or critical thinking:
Richard Paul (Critical Thinking: how to prepare students for a rapidly changing world, 1993) created a taxonomy of Socratic questions in support for problem based learning (PBL). The taxonomy is not a hierarchy in the traditional sense. The categories build upon each other, but they do not necessarily follow a pattern or design. One question's response will lead into another category of questioning not predetermined by the facilitator. In keeping with the problem based learning (PBL) philosophy, this aspect of the model is most conducive! The role of the skilled facilitator is to keep the inquiry "train on track", but, also, to allow participants to "travel to a viable destination" of their own design. Paul suggests six types of questions that probe reasons and evidence:
The particular function of critical thinking has been expressed as follows (from Questioning Deeply: Raising and Pursuing Root or Significant Questions):
Critical thinkers can pursue an issue in depth, covering various aspects in an extended process of thought or discussion. When reading a passage, they look for issues and concepts underlying the claims expressed. They come to their own understanding of the details they learn, placing them in the larger framework of the subject and their overall perspectives. They contemplate the significant issues and questions underlying subjects or problems studied. They can move between basic underlying ideas and specific details. When pursuing a line of thought, they are not continually dragged off the subject. They use important issues to organize their thought and are not bound by the organization given by another
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