The phrase "a rigid selection" is correct and usable in written English.
It can be used to describe a selection process that is strict, inflexible, or has very specific criteria.
Example: "The committee implemented a rigid selection process to ensure only the most qualified candidates were chosen for the scholarship."
Alternatives: "a strict selection" or "a stringent selection".
According to the results, the high-copy number plasmid required a rigid selection for promoter characteristics, on the contrast, the selection of promoters could be more flexible for low-copy number plasmid.
Recruits must pass a rigid selection course before beginning training.
Enhanced levels of DA metabolite HVA in DAT-i mice came along with slower acquisition of basal preferences and with impaired shifting; elevation also in DOPAC levels was associated with incapacity to change a rigid selection strategy.
This finding indicates that the rigid selection of a clinical trial also eliminates many patients who derive a benefit from the therapy.
Here, we used very rigid selection criteria in an attempt to exclude patients with COPD from our meta-analysis.
Mr Blair refuses to espouse it: in an article in the Times he criticises "rigid selection" of the sort practised in the days before comprehensives, and does not go on to explain what he thinks of flexible selection, or selection with any other epithet that may sound nicer.
From rigid selection procedures, to throwing out candidates who don't have a 2 1, some Stem employers do a poor job when it comes to recruiting.
This rigid selection might have caused selection bias, which might be consider as a limit of the present investigation, but on the other hand, this methodology assured a great homogeneity among the selected patients which is challenging in a retrospective study.
Given the rigid selection criteria, Khoruts has disqualified about 95% of respondents.
In light of our rigid selection process and the problems in the economy it is not surprising that we had significant turnover from our previous mid-cap list.
In general, only 20-40% of screened families, even using rigid selection criteria, have positive mutation results [ 9, 10].
