One strategy for maintaining a productive classroom environment is to keep students productively engaged at all times. Three of the following practices reflect this strategy. Which one does not?
a. Ms. Aguilar makes sure that all the equipment students need for their science lab is ready for them before they arrive.
b. Mr. Barnard keeps his art lesson moving along at a steady pace.
c. Ms. Cunitz takes time out from her math lesson to help Sam with a difficult concept until he thoroughly understands it.
d. Mr. Dunbar plans several simple activities for his students on their first day of kindergarten.
C
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In action research, data collector bias is a major threat to internal validity.
Answer the following statement true (T) or false (F)
One way to determine whether questions should be omitted, rewritten, or remain unchanged is through the use of
a. formative evaluation techniques. b. summative evaluation techniques. c. item-response techniques. d. item-analysis techniques.
Under what circumstances would a qualitative researcher engage in sampling after a study begins?
a. The qualitative research questions change. b. The study begins to lose participants who drop out. c. The researcher asks participants to recommend others. d. The researcher decides to develop a theory.
Factorial research designs allow a researcher to examine what type of effect between variables?
a. non-effect b. main effect c. simple effect d. interaction effect