The phrase "sample participants" is correct and usable in written English.
You can use it to refer to a group of people selected for a study or experiment. For example: We conducted a survey of 100 sample participants to gather insight about viewpoints on global warming.
In Cleveland, we used several techniques to sample participants in various forms of demonstrations, from stationary crowds at protest sites to marches down the streets.
For the full sample, participants averaged 15.99 (1.27) years of age; 56% were female and 78% were white.
After a fasting blood sample participants consumed either a double-shot black espresso coffee, decaffeinated coffee, or hot water.
Table 2 presents the sociodemographic characteristics and development of the children of the sample participants.
In a purposive sample, participants are screened for inclusion based on criteria associated with members of the focal population.
Reference sample participants had no evidence of underlying eye disease but were scheduled for either screening eye examinations or correction of refractive error.
We assessed whether a relationship existed between the level of importance (importance ratings) and the level of agreement SDs) amongst our sample participants.
A strength with the present study is the randomization of the sample participants, which permits the generalization of the results to the population of Saudi Arabia.
Since ex-smokers may be different from those sample participants that had never smoked, I separated ex-smokers from non-smokers in the analysis.
Compared to the percentages of sample participants, it could be said that the sample is a reasonable representations of boys and girls in Abu Dhabi cycle 3 schools.
Despite finding low current help-seeking behaviour in this sample, participants perceived they would be more likely to seek help when in the field.
