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Blinding: an essential component in decreasing risk of ...
ebn.bmj.comin experimental designs Dorothy Forbes What is blinding? Blinding (or masking) is the process used in experimen-tal research by which study participants, persons caring for the participants, persons providing the intervention, data collectors and data analysts are kept unaware of group assignment (control vs intervention). Blinding
The Doppler Effect of a Sound Source Moving in a Circle
newton.phys.uaic.roTHE PHYSICS TEACHER Vol. 41, February 2003 91 perimposed the theoretical Eq. (4) on the experimen-tal data taken from the spectrogram (see Fig. 4).