Identify the threats to internal validity illustrated in the example below. Some students left the experimental program because of a conflict with sports
a. Instrumentation
b. Experimental mortality
c. Selection-maturation interaction
d. Statistical regression
e. Diffusion
B
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Display areas are a. important instructional areas
b. primarily used for adult viewing. c. esthetically pleasing rather than connected to school goals and objectives. d. full of colorful items obtained from school supply stores.
You should always plan the same number of activities per lesson regardless of the children's ages
Indicate whether the statement is true or false
All of the following statements about culture are true, EXCEPT:
a. It provides a frame of reference or perspective for attaching meaning to events and situations. b. It is generally transmitted from one generation to another. c. It is reflected in many aspects of an individual's particular lifestyle. d. It defines how students from a particular background will perform in school, and what their educational strengths and weaknesses will be.
The recording method that is most useful in discovering the cause and effects
of a child's behavior is: A. Event sampling B. Checklist C. Rating scale D. Time sampling