The phrase "adequacy with which" is correct and usable in written English.
It can be used when discussing the sufficiency or appropriateness of a particular method or approach in relation to a task or standard.
Example: "The adequacy with which the team addressed the project requirements was commendable."
Alternatives: "sufficiency of" or "suitability of".
The adequacy with which an FFQ can provide reliable diet assessment data depends on the integrity of the underlying database.
Several inventories require that each of a series of statements be placed on a rating scale in terms of the frequency or adequacy with which the statements are judged by the individual to reflect his tendencies and attitudes.
It was complex: making the system work better involved rewriting rules on matters such as capital adequacy, with which nobody outside the business could reasonably be expected to get to grips.
G theory reinterprets classical reliability theory as a theory regarding the adequacy with which one can generalize from a sample of observations to a universe of observations from which it was randomly sampled.
AERA et al. (2014, p. 14) use the term 'evidence based on test content', which, among other things, refers to the adequacy with which a construct is represented by test content (e.g., themes, wording, item format, tasks, and questions).
Where AIC values between models vary by less than 2, those models are not considered to be significantly different in the adequacy with which they explain any variance in the dependent variable.
Around the world, Patient Reported Outcomes (PRO's) are becoming an increasingly important set of criteria with which to evaluate the adequacy of treatment outcomes [ 1- 6].
The increasing share of variable renewables in European power systems create a downward adequacy problem, which deals with the ability of power systems to cope with periods of excess generation.
Similarly, inpatients' perceptions of the adequacy of staffing levels and the amount of dignity and respect with which they were treated were correlated with employee's feelings of work pressure and staffing levels.
Moreover, the degree of effectiveness with which such administrative procedures are implemented also has an impact on the adequacy of these data as international migration statistics [ 17].
4 The current state of mental healthcare in resource constrained countries raises questions not only about the adequacy and distribution of resources for treating and preventing disorders, but also about the efficiency with which the resources are used.
