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Research Question: 5 Criteria and How to Write One

A topic becomes a research question only once it can be answered. We show you with examples how to sharpen yours and how the goal of the study lines up behind it.

Author at empirio.ai - Maria Malzewby Maria MalzewUpdated August 26, 2026Reading time 9 min

Two sentences, same topic. “I am writing about social media and sleep.” And: “How does evening smartphone use relate to the sleep duration of first semester students at one university?” The first is a topic, the second is a research question.

You write a research question by narrowing your topic to a single group, period and setting, choosing one type of question, and then cutting the wording until the answer is open to debate rather than a fact anyone could look up in a minute. By the end you will have a question that leads to a thesis.


📌 Key Takeaways

  • A research question leads to an arguable thesis statement.
  • Five criteria: clear, focused, concise, complex, arguable.
  • Arguable means the answers are open to debate.
  • Google answers it in one search? Rewrite the question.
  • The question decides whether you collect your own data.

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What is a research question?

A research question is the question around which you center your research, as the George Mason University Writing Center defines it, and everything you read, collect and analyze is organized around that one question rather than around a topic.

What the definition means in practice comes down to one consequence the Writing Center at George Mason University names directly: “The specificity of a well-developed research question helps writers avoid the ‘all-about’ paper and work toward supporting a specific, arguable thesis.” An all-about paper collects everything known about a subject. A research paper answers something.

Research question, thesis and hypothesis end up in one pot more often than not. The differences between research question, thesis and hypothesis are covered separately, and the wider view sits in our overview of empirical research.

From research question to thesis statement

In the American model your research question is not the finish line but the start: it leads to a thesis statement, the arguable claim your paper defends. Many European guides stop at the question, which is why advice carried over from those traditions leaves the step out.

George Mason University’s Writing Center makes the link explicit. A well-developed question, it says, helps writers work toward supporting a specific, arguable thesis, and arguable is one of its five criteria for the question itself: “its potential answers are open to debate rather than accepted facts”. A question nobody disputes produces a report, not a paper.

Wording the pair is straightforward once you see the shape. The example below is invented to show it.

ElementWhat it doesExample
TopicNames the subjectSmartphone use and sleep among students
Research questionAsks one open questionHow does evening smartphone use relate to sleep duration?
Thesis statementStates a claim you defendTiming matters more than total screen time

Check your syllabus before you fix the pair. Some courses want the question in the proposal and the thesis in the paper, some want both up front, and a capstone project asks for a formal problem statement instead.

Research question and research objective

Your research question says what you want to find out, your research objective says what the answer is for. Both belong in your introduction, next to each other, and must not repeat one another. Most weak introductions skip the objective entirely.

Naming the objective forces a decision most drafts avoid, because you have to say who the answer is useful to. Writing it separately also keeps the question from swelling into a project description.

ElementAnswersExample
TopicWhat are you writing about?Smartphone use and sleep among students
Research questionWhat do you want to find out?How does evening smartphone use relate to sleep duration?
Research objectiveWhat is the answer for?Starting points for first semester sleep advising

An objective is written with a verb that names a result: describe, compare, explain, test, derive. “The objective is to describe the relationship” works. “The objective is to engage with the topic” does not, because no result follows. Which design fits which objective sits in our article on exploratory, descriptive, explanatory and causal research.

How to write a research question in five steps

A research question rarely arrives in one go. Most take several rounds. George Mason University’s Writing Center sets out five steps, and the order is the point: topic first, question last, method after that.

Order matters. Anyone who starts with the method builds the question around the tool instead of finding the tool that fits the question.

  1. Choose a general topic that interests you. Most researchers work on subjects they want to know more about, and you will live with this one for a semester.
  2. Do preliminary research. Run a few quick searches in current journals to see what has been done and what scholars argue about.
  3. Consider your audience. For most college papers the audience is academic, and your question has to be one that audience finds worth answering.
  4. Start asking open questions. Put “how” and “why” to your topic in turn. Yes or no phrasings drop out at this stage, because they cannot carry a paper.
  5. Evaluate what you have. Test each candidate against the five criteria below and rewrite until one survives. Only then decide on method.

The sequence that follows is laid out in our walkthrough of the empirical research process.

💡 Tip

Take two versions to your advisor, one narrow and one wide. Feedback gets more concrete when there is something to compare, and you learn what scope your department expects.

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The five criteria of a strong research question

A strong research question is clear, focused, concise, complex and arguable. George Mason University’s Writing Center sets out those five, and the last two are the ones most drafts fail: complex means the question cannot be answered with a simple yes or no, and arguable means its answers are open to debate rather than accepted facts.

CriterionWhat it meansQuick test
ClearPurpose understandable without extra explanationRead it to a non-major
FocusedNarrow enough to answer in the space allowedSketch the answer in two sentences
ConciseExpressed in the fewest possible wordsDelete every word that settles nothing
ComplexNeeds synthesis and analysis, not a lookupSearch it; if answered, rewrite
ArguableAnswers open to debate, not accepted factsAsk who would disagree

Complexity and arguability separate a research question from a search query. “How are doctors addressing diabetes in the U.S.?” can be answered in a few factual sentences, which is why the Writing Center calls it too simple. Its rule of thumb: if a quick Google search answers your research question, the question is probably not very effective.

A research question is finished when you know which data will answer it and where that data comes from.

From research question to your own data

Your research question decides whether you need data of your own, not your timetable. Questions about attitudes, habits or experiences rarely have matching statistics behind them, and a survey of your own is the usual route. Questions about official figures can be answered from existing material.

Structure stays the same either way. One main question sits at the center, and sub questions specify it further. Moving into data collection, the main question does not go into the questionnaire. Each sub question turns into several items your participants can answer without subject knowledge. How a full questionnaire grows out of it sits in our guide on how to create a questionnaire.

Collecting data from people at a US institution goes through review first. Under 45 CFR 46.109, part of the federal policy for the protection of human subjects, an institutional review board reviews all research activities covered by the policy and can approve them, require modifications, or disapprove them. Your IRB, not your advisor, decides whether your project falls under it, so ask before you collect anything.

⚠️ Warning

A question about causes cannot be answered with a survey, only a relationship can. A causal claim needs an experiment with random assignment, rarely feasible inside a term paper. Write it as a relationship question from the start.

Cost is rarely the obstacle for a student survey. empirio.ai, an online survey tool from Germany, allows 50 responses per month on the free plan (as of August 2026). EU hosting is included on the free plan (as of August 2026), which is worth knowing if your IRB application asks where responses are stored.

Common mistakes when writing a research question

Most weak research questions come from time pressure rather than ignorance. A student who gets the topic late writes it in one sitting and only notices in the methods section that it will not carry. Four patterns turn up again and again.

All four show up early if you read the question aloud to someone outside your major. Everywhere that person has to ask a follow up question, something in your wording has not been settled.

Mistake 1: two research questions in one sentence

Two questions in one sentence is the classic, usually joined by an “and”. “How do students use social media, and what effect does that have on their sleep?” calls for two studies with two methods. Pick one and demote the other to a sub question.

Mistake 2: the research question contains its own answer

Leading questions give the result away in advance. “Why does evening smartphone use harm sleep?” assumes the harm, and the paper can only confirm it. Put neutrally: “How does evening smartphone use relate to sleep duration?” A finding of no relationship then stays usable.

Mistake 3: evaluative words are left undefined

Words such as successful, useful, effective or sustainable sound precise and are not. If “a successful program” appears in your question, decide beforehand whether you mean grades, graduation rates or satisfaction. Nothing can be measured without that decision, and your advisor will ask about it first.

Mistake 4: question and method do not match

A why question calls for a different design than a how many question. Motives need open answers or interviews, frequencies need a sample that matches the target group. Where the two do not match, the problem surfaces once you analyze the data.

Conclusion

A research question is good when it saves you work instead of making it. Your question tells you which sources to read, which to leave out, and whether you need data of your own. Cut it twice before it goes into your proposal, and check that a reasonable person could disagree with the answer!

What to read next


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Frequently asked questions

Writing a research question takes five steps: choose a general topic that interests you, do preliminary research, consider your audience, ask open how and why questions, and evaluate the result against the five criteria. George Mason University's Writing Center sets out the same order, and method comes last, once the question stands.

A research question asks something open, a thesis statement answers it with a claim you defend. George Mason University's Writing Center describes a well-developed research question as one that helps writers work toward supporting a specific, arguable thesis. Your syllabus decides whether both are required and at which stage of the course.

Arguable means the potential answers to a research question are open to debate rather than accepted facts. George Mason University's Writing Center lists it as one of five criteria, alongside clear, focused, concise and complex. A question nobody would dispute produces a report of known facts instead of a paper with a position.

An all-about paper collects everything known about a subject instead of answering one question. George Mason University's Writing Center names it as the trap that a specific, well-developed research question is meant to prevent. Narrowing the question to one group, one setting and one period keeps the paper from drifting into summary.

Most papers carry one main research question, with sub questions underneath it where the topic needs them. Two equally ranked main questions almost always mean two studies with two methods and two sets of data. What your course allows is set by the syllabus, and your advisor decides in case of doubt.

Approval usually comes from an institutional review board. Under 45 CFR 46.109, an IRB reviews all research activities covered by the federal policy for the protection of human subjects and can approve them, require modifications, or disapprove them. Your IRB decides whether your project falls under that policy, so ask before you collect anything.

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