The phrase "a wider sample" is correct and usable in written English.
It can be used when discussing research, data collection, or analysis to indicate a larger or more diverse group of subjects or data points.
Example: "To improve the accuracy of our findings, we need to gather a wider sample of participants for the study."
Alternatives: "a larger sample" or "a broader sample".
The main differences between the 2013 survey and earlier versions was in a wider sample used.
Among a wider sample of registered voters, which included fewer voters who identified themselves as Republicans, Mr. Obama has a stronger command of the race.
Reviewing a wider sample of 5,235 cases, Mr. Newsome found that the average age of the debtors' cars was six to nine years and that 25percentt had medical debts exceeding $1,000.
The premiere of its third version, given in October 1984 before an audience including Claude Pompidou, the president's widow, and Jacques Chirac, more or less silenced criticism (though there were no doubt some who thought Boulez's outstanding gifts as a composer made this less than a fair trial of Ircam's validity, which needed to be seen to succeed with a wider sample of composers).
In fact, the same measure, when looked at over a wider sample of years, actually depicts a drastic growth in violence since 2009, when American commanders first began inching toward a counterinsurgency strategy that focused on reducing violence rather than solely on battling militants.
These findings are supported by Ohanian et al. (2006) for a wider sample of economies.
To get a wider sampling, I asked my 100,000 Twitter followers if they'd tried HD radio.
The presence of Bti strains that are genetically undistinguishable from commercial Bti strains at sites which have never been treated is a remarkable and unexpected result, and a wider sampling design would be required to confirm this finding.
In contrast, the bats in our study have broadly similar habitat requirements, and thus the observed differences in genetic structure are probably more likely to be shaped by roosting and behavioural differences that hold across a wider sampling area.
The size ranges for all loci genotyped in this study were larger than those reported in the original publication [21] as this study included a wider sampling of taxa and localities.
This interesting pattern calls for a wider sampling and thorough investigation of these chemicals throughout the subfamily.
