The phrase "a variety of sampling" is correct and usable in written English.
It can be used when discussing different methods or types of sampling in research, data collection, or analysis.
Example: "In our study, we employed a variety of sampling to ensure a comprehensive understanding of the population."
Alternatives: "a range of sampling" or "multiple sampling methods".
A variety of sampling techniques, including underwater photography, bottom coring, and bottom and midwater trawling, were used during three expeditions between 2002 and 2005, at depths as great as 6,348 m (20,827 ft).
All SA methods are tested using a variety of sampling techniques to screen out the most sensitive (i.e., important) parameters from the insensitive ones.
A variety of sampling techniques was utilized to survey the fish species of both the visually accessible megafauna and the camouflaged and small-sized species comprising the cryptic ichthyofauna.
Biological samples for DNA purification are now routinely collected in many studies with a variety of sampling methods available.
To collect cutthroat trout from as wide a geographic range as possible, we used a variety of sampling techniques.
A variety of sampling techniques are now available to provide options for clinicians and patients who require biopsy of a lung nodule or nodules.
Compared to Glitter, which featured a variety of sampled melodies from the 1980s, Charmbracelet has a more adult contemporary sound.
The vets spend their field days obtaining a variety of samples and measurements of the dolphins.
It will open with Atoui's own composition, based on a traditional set of Egyptian violin solos filtered through his custom-made electronic contraptions and interrupted by a variety of samples of film and ambient sound.
It also sells a variety of sample boxes to introduce brands to shoppers.
Methodology sensibility and selectivity allowed a variety of sample analyses.
