<prompt> Translate the following text to SwahiliIn any case, he observed, even in the existing randomized trials of interventions that use motivational interviewing, we cannot evaluate the effect of counselors skill levels.  <response>: Hata hivyo, hata katika majaribio ya randomized ya kati ya maingiliano ambayo hutumia mahojiano ya kuhamasisha, hatuwezi kutathmini athari za viwango vya ujuzi wa washauri. 