"according to a sampling" is a correct and usable phrase in written English, especially in academic or technical writing.
Example: According to a sampling of survey data from various countries, the majority of people prefer to receive information through visual aids rather than written text.
According to a sampling of 1,100 radio stations, that song had 4,267 spins, or one-time playing, last week, up from 54 spins the previous week.
According to a sampling of passengers on a drizzly spring day, there is a surprising amount of affection for the moniker and the history.
Thirty-nine percent of large companies gave their chief executives such awards last year, up from 33percentt in 1998, according to a sampling of proxies by Pearl Meyer & Partners, compensation consultants in New York.
Those $100-$100-$200 shoes you see in stores carry a declared customs value of $5.27 per pair, according to a sampling of ten shipments of Nike shoes from Vietnam destined for the US market.
Firms were chosen in the base year according to a sampling scheme applied to each industry in the manufacturing sector where weights depend on their size category.
In certain surveys, it is of interest to estimate the population ratio R=Y/X (or equivalently, Ȳ/X̄), whereY=∑1NYi and X=∑1NXi, based on a sample of size n selected according to a sampling design p(s).
Employees have 45 days to decide whether to sign, and 7 days to revoke their decisions, according to a sample waiver that was attached to the motion.
Over all, the number of grants of $5 million or more is climbing sharply, according to a sample taken by the Foundation Center.
And about 20percentt of public Web sites that existed nine months ago no longer exist, according to a sample studied last week by the Online Library Computer Center, a nonprofit library group in Dublin, Ohio.
Egyptians are the fourth most numerous foreign contingent in Syria, according to a sample study of 280 fighters co-authored by Aaron Zelin, a Washington-based jihadi-watcher.
One purpose of the review is to examine why 61% of girls in custody have backgrounds in care compared with a third of boys, according to a sample of 942 male (76% of those in custody in 2012-13) and 16 female (88%) 10- to 17-year-olds.
