The phrase "a reasonable sample size" is correct and usable in written English.
It is typically used when discussing the size of a sample in quantitative research (e.g. a survey or experiment) to indicate that the size is sufficient to draw valid conclusions. For example, "A reasonable sample size of 100 participants was used to ensure that the results of the survey would be representative of the population."
Tony Little, an evolutionary psychologist at the University of Liverpool, said that 56 people amounted to a reasonable sample size.
Unlike some recent studies we've reported on, this one at least had a reasonable sample size of 74,996 interviews.
Each of the proposed design methods is shown to require a reasonable sample size for non-inferiority phase II trials.
A reasonable sample size was estimated to be 40 50 patients per group, if a highly efficacious drug was used.
These modeling results indicate that the efficacy of an antiepileptic drug can be demonstrated in a relatively short period of time with a reasonable sample size.
"As long as there are enough teeth available to have a reasonable sample size for a single time and place, this type of approach could be applied to study other dinosaurs," Fricke says.
For example, a gene's overall effect might be too small to detect with any reasonable sample size, or a genetic effect is entirely dependent on an environmental exposure and may show a substantial effect when a specific environmental factor or another genetic variant is present.
Secondly it was a prospective longitudinal study with reasonable sample size with repeated assessments of maternal depression over the course of follow-up with serial assessments of all parameters of infant and child development.
This paper first tries to find the reasonable sample size that ensures a mean velocity calculation free of bias.
Periodontal categorizations were created to provide a meaningful contrast in exposure while maintaining reasonable sample size balance across categories.
We selected study sites for the case control study based on existing relationships with investigators at various study sites, infrastructure for patient recruitment and conducting clinical and epidemiologic studies [ 4– 9], interest among study clinicians in collaborating, availability of a relatively large number of cases to obtain reasonable sample size, and variety of patient backgrounds.
