The phrase "a effectiveness" is not correct in written English.
The correct article to use with "effectiveness" is "an" because "effectiveness" begins with a vowel sound.
Example: "The effectiveness of the new marketing strategy was evident in the increased sales figures."
Alternatives: "an efficiency" or "an efficacy."
The results indicate high a effectiveness and accuracy of the proposed approach.
There is nothing flashy about Vidal – but three years of brute Serie A effectiveness speak for themselves.
In particular: (a) effectiveness is shown testing our prototype against attacks known in the literature; (b) performance evaluation of the ACPS prototype is carried out under different types of workload.
From the design standpoint, we are interested in studying the following issues: (a) effectiveness of boosting when applied in this modeling framework along with its numeric quantification, and (b) impact of information granularity at which the granular models are developed on the improvements offered by boosting procedure itself.
Dependent variables forming the basis for comparison included: (a) effectiveness (e.g. acquisition of systems and/or rate of use), (b) efficiency or rate of skill acquisition (c) participants' preference for systems, (d) occurrence of vocalizations and problem behavior, and (e) generalization across communication partners, settings, and time (i.e. maintenance).
a Effectiveness – the learning environment results in generally acceptable or desirable learning outcomes, preferably better than a corresponding non-smart learning environment with similar learners.
The Effect of Ad Transparency on Ad Effectiveness, Journal of Consumer Research.
Background: BoNT-A effectiveness in chronic migraine (CM) with or without medication overuse (MO) has been confirmed since 2010 [1].
In clinical practice, assessment of BoNT-A effectiveness is multidimensional and cannot be limited to TWSTRS or Tsui scale only, but data on efficacy and safety of BoNT-A in real-world settings are lacking.
Independent of BoNT-A, effectiveness of group versus standard individualised care has been compared for ambulant children with CP receiving strength, endurance and fitness training [ 43, 44], progressive functional strength training [ 45, 46] and goal-directed activity-focused physiotherapy [ 47].
But once something has become a 'fact' it takes on a substance and an effectiveness all of its own.
