Figure 4. Mean ranks for science teacher students and teacher students for other subjects for the PCK, PK, CK and SR scales

From

Using Vignette Testing to Measure Student Science Teachers’ Professional Competencies

Dorothee Brovelli, Katrin Bölsterli, Markus Rehm, Markus Wilhelm

American Journal of Educational Research. 2014, 2(7), 555-558 doi:10.12691/education-2-7-20