The phrase "a sample of communities" is correct and usable in written English.
It can be used when referring to a selection or representation of different communities for analysis or study.
Example: "In our research, we collected a sample of communities to better understand their unique challenges and strengths."
Alternatives: "a selection of communities" or "a representation of communities".
Random sampling methodology was applied to select study households within a sample of communities located in each site.
Sampling strategies therefore either take a two stage approach with a sample of communities followed by a sample of individuals, or they use alternative techniques, either with or without selection frames.
Naturally, these are the people who need help the most: A 2015 study by the Economic Policy Institute found that child care would soak up more than 10percentt of median income in a sample of communities across the country ― and would positively overwhelm families making minimum wage.
For much the same cost as the unreliable routine data collected, in this case on infant and maternal health outcomes across the country, we engaged a sample of communities in a mix of qualitative and quantitative research methods.
Having derived the refined evaluation framework, model and tools we will seventhly apply them on a large scale to a sample of communities of practice and social networks identified across Australia, covering the public and private sectors, in order to achieve a sample broadly representative of the health care system.
This involved initially selecting a sample of communities within the district using a probability proportional to size method, an initial enumeration of the selected communities in late 1986, and continuous surveillance of vital events by means of household visits (initially monthly, later quarterly) from the start of 1987 (9).
We investigated a sample of community-based healthy volunteers (n = 154) and suicide attempters (n = 86), a clinical population with a high risk for elevated impulsive aggression and related traits.
In this study we find that less than 15% of a sample of community college students in California rank broad categories of majors accurately in terms of labor market outcomes.
Our study objectives were to identify the primary sources of informal caregiving and to examine the association of depressive symptomatology with receipt of informal caregiving among a sample of community-dwelling older American Indians.
This cross-sectional study was designed to examine weight in association with demographic and disability characteristics and secondary conditions in a sample of community living women with physical disabilities.
Racial differences in cognitive decline in a sample of community-dwelling older adults: the mediating role of education and literacy.
