fix grammar

Author: mhagdorn

paper.tex

@@ -482,7 +482,7 @@ \section{Existing Implementations}
 
 From the gathered data and the additional free text information of the participants we conclude that the service components that we have identified in Section~\ref{sec:vision} are indeed relevant for existing RSE units.
 Additionally, we see a large diversity in the weighting of these components, which is to be expected given the different environments of the RSE units.
-Within this diverse data, we identified two rather different archetypes of RSE units: Those that offer development services and those that do not.
+Within this diverse data set, we identified two rather different archetypes of RSE units: those that offer development services and those that do not.
 The RSE units offering such services would typically invest a lot of their resources into this component, where as others put a much larger emphasis on teaching and consultation services.
 We should note however, that our survey did not collect information about the size of the RSE unit.
 It is likely that the RSE units offering development services are also larger in size,