The phrase "an extensive sample of" is correct and usable in written English.
It can be used when referring to a large and representative selection of items, data, or subjects in research or analysis.
Example: "The study was based on an extensive sample of participants from various demographics to ensure accurate results."
Alternatives: "a large sample of" or "a comprehensive sample of".
This provides an extensive sample of securities and issuers for our empirical tests.
On this year's brilliant Fresh Insights EP, with Mark Fell, she turned her attention to British class politics and power structures with an extensive sample of a Tony Benn speech.
An integrated thermal modeling, life cycle costing approach is applied to an extensive sample of dominant house designs for Australian conditions.
This paper applies an integrated thermal modeling, life cycle costing approach to an extensive sample of dominant house designs to investigate life cycle costs in a cool temperate climate, Melbourne Victoria.
Utilising a novel empirical approach and an extensive sample of listed European banks, we identify which bank characteristics offer a shelter from systemic shocks and compare the relative effects of several hypothetical prudential rules on a bank's risk exposure.
Drawing on an extensive sample of U.S. listed firms from 1991 to 2013, we show that greater analyst coverage leads to higher firm productivity, a finding that is robust after considering that causality may actually run in the opposite direction: Analysts themselves may prefer to cover highly productive companies.
Offering an extensive sampling of its repertory, the Alvin Ailey American Dance Theater will perform works by Ailey, Ronald K. Brown, company director Judith Jamison, Alonzo King and Dwight Rhoden.
To address this, we have documented an extensive sampling of the tumors of our series, limiting the potential inaccuracy in assessing tumor morphology.
We assessed the suitability of an ensemble of atmospheric biomonitors of nitrogen deposition by means of an extensive sampling of a lichen, two mosses, and a bromeliad throughout the Valley of Mexico, whose population reaches 30 million, and subsequent measurements of nitrogen metabolism parameters.
Some inconsistencies in our results could be addressed with an extensive sampling of fruits and genomic sequencing of the data.
The Durrett Miscellaneous Manuscripts and Codices constitute an extensive sampling of miscellaneous documents pertaining to the economic and social - and to a lesser degree, political – history of the Ohio River Valley and the territory that became the state of Kentucky.
