A method for analyzing instructors’ purposeful modifications to research-based instructional strategies

International Journal of STEM Education

Table 6 Instructor characteristics for sample study

Instructor^a	Residential status	Student to instructor ratio	Physics teaching experience	SCALE-UP mode experience	Public/Private
A	Residential	10.6 (low)	1 year (low)	1 year (low)	Private
B	Residential	26 (high)	7 years (low)	4 years (high)	Public
C	Non-residential	17.8 (low)	30 years (high)	10 years (high)	Public
D	Non-residential	33 (high)	20 years (high)	2 years (low)	Public

^aWe refer to the instructors by generic identifiers to mask their identity and the identity of their institution. We chose not to use pseudonyms as we did not ask the instructors to generate pseudonyms, and we do not want to decide for the instructors what aspects of their identity to include in the pseudonym