The phrase "a selection of practices" is correct and usable in written English.
You can use it when referring to a variety of methods or techniques that have been chosen for a specific purpose or context.
Example: "In our workshop, we will explore a selection of practices that can enhance your productivity and creativity."
Alternatives: "a variety of methods" or "a range of techniques."
The experimentally obtained modulus of elasticity values were compared with those calculated by using prediction models given in a selection of codes of practice.
Through case studies, the first portion of this seminar examines the relationship book production has with a selection of contemporary and historical practices, including each project's physical and conceptual composition as well as how each project acts as an agent of the architect within a larger world of communication.
Future studies involving a larger or more random selection of practices or studies which recruit subjects from the general population by probability sampling may help to strengthen the generalizability of the study findings.
The text presents a hands-on approach that emphasizes the benefits of learning by example, stressing the importance of a clear programming style to minimise the introduction of errors into the code, and offering an extensive selection of practice exercises.
The selection of practices forms a representative sample of Dutch general practices with regard to practice type (single handed, duo, group or health centre), degree of urbanisation and province.
Our study builds on what is known from previous research by addressing some of the limitations of previous studies, which include smaller sample sizes, non-random selection of practices, and a low proportion of non-white respondents.
Several measures have been applied to increase the validity of the qualitative analysis (e.g. adopting formal approach to analysis, double-coding of pilot interviews by two independent coders, external audit by a third reviewer), and the representativeness of the sample (e.g. stratified sampling framework, random selection of practices who expressed an interest to participate).
Less skewed selection of practices: That the trial design produced a "less skewed" selection of practices taking part because consent to participation was given by the PCT and not just research practices were involved was seen as an added benefit of this study.
In practice, a selection of time frequency points that probably pertain to one single source is expected to improve performance of the mixing matrix estimation.
