The phrase "and evaluated a single" is correct and usable in written English.
It can be used in contexts where you are discussing the assessment or analysis of a singular item or entity.
Example: "The researchers conducted a thorough study and evaluated a single sample to determine its effectiveness."
Alternatives: "and assessed one" or "and analyzed a single".
Instead of constructing and evaluating a single prediction model which includes all covariates of interest, we construct and evaluate a set of prediction models, where each model contains a distinct set of covariates for each subset of observed covariates.
Each reviewer (students and tutors) evaluated a single 7 minute interview session of three different SPs (a total of 3 interview sessions) during a time allocated by the clinical skills unit, where video viewing facilities were arranged for small groups (10 students/per group).
A field trial evaluated a single and a repeated composted biosolids application in terms of long-term (13 14 years) and short-term (2 3 years) effects, respectively, on soil chemistry and plant community in a Colorado semi-arid grassland.
Basoglu and colleges [ 21] positively evaluated a single-session behavioural treatment for earthquake-related PTSD.
Moreover, because of the great number of carcinogen-activating and detoxifying enzymes, the complexity of exposures to environmental carcinogens and gene-gene interactions, evaluating a single polymorphic enzyme may not be sufficient to assess their role in carcinogenesis.
Finally, after intraplantar injection of AM404, the biting and licking behavior was recorded for 5 min. All behavioral experiments were performed in a quiet room and evaluated by a single investigator in a blinded manner.
We also do not make use of the full citation and co-author network when evaluating a single paper, in the sense that we do not traverse the graph to another paper node which is not directly connected to the paper in question.
