"more concrete question" is correct and usable in written English.
You can use it when you want to ask a more specific question instead of a broad or vague one. For example, you could say "Can you provide a more concrete question for me to answer?".
After a campaign focused on the lofty abstractions of class, race and social inequality, the final encounter between the candidates — six days before Election Day — was dominated by the grittier and more concrete question of how each man would run New York's vast city government.
The more concrete question posed is "how much uncertainty is there over the standing (i.e., percentile rank) of the patient's MDAS score as a function of error in using a normative sample to estimate its standing in the normative population.
With Romney, there are more concrete questions.
Better patient proxy agreement was observed for more concrete questions (daily activities, pain) and for patients with either a very good (ECOG 0) or poor (ECOG 3) performance status.
More concrete questions concerned the possibility of house visits, the waiting time for an appointment, the possibility of reaching the doctor by telephone outside of visiting hours or per email, the allocation of appointments, and available parking.
For the near future, biomedical treatment of moral pathologies may be a more realistic option than moral enhancement, and may raise more concrete moral questions.
But if they are asked the more limited and concrete question of whether such symbols should be borne by people who work with the general public, the number wanting them banned drops to 30%.
Piketty is addressing something more concrete and pressing: the question of "Who gets what?" Inside economics, he has helped shift the focus of attention, bringing issues of capital and distribution back to the fore, which is where they belong.
In place of an appetite question, more concrete items about changes in food eaten regardless of food availability may be more effective, e.g. "Have you been eating less food than usual over the past week even when food was available?" or "Have family members said that you are not eating enough food?" Alternatively, these items could be dropped from the DSRS.
For each challenge, the two main issues were listed so that the respondent would have a more concrete formulation of the questions to answer.
It is hoped that targeted experimental analysis, particularly of IR copy and spacer length effects, in the 5′ flanks of genes will provide more concrete information on these questions.
