Which of the following enhances credibility in action research?
a. large numbers of subjects
b. authentic student work
c. homogenous samples
d. heterogenous samples
e. experimental designs
Question 2
A teacher decides not to pay attention to Robert's wild hand-waving and calls on another student. Robert always launches into long, involved stories that change the direction of the class discussion. This teaching technique is most related to
a. positive reinforcement.
b. negative reinforcement.
c. extinction.
d. punishment.