Some information in a case study is likely to be judgmental, particularly when observer and participant-observer modes of data collection are used.
Data collectors can't possibly avoid elements of judgement from their case study when acting as a participant-observer.
mnli hypothesis: Data collectors can't possibly avoid elements of judgement from their case study when acting as a participant-observer. premise: Some information in a case study is likely to be judgmental, particularly when observer and participant-observer modes of data collection are used.