Given a mean of 15 and a median of 22 what can we say about the distribution of scores?
a. It is negatively skewed distribution.
b. It is positively skewed distribution.
c. We cannot determine its distribution.
d. It is normally distributed.
a
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Which of the following is unique to participatory action research?
A. It is small scale, with a small group or an individual B. The emphasis is local impact of change. C. It is collaborative with a group of stakeholders. D. The goal is to change teaching practices that impact students.
What is the concept of differentiated instruction?
a. Whole class instruction followed by discussion b. One instructional strategy for all the students c. Each student receives personalized instruction d. Instruction that is tailored to the different needs of students
Which result is most affected by reliability (or unreliability) of an educational test?
a. The average (mean) of the test scores b. The average (mean) test score for each test-taker c. The standard deviation of observed test scores d. The standard deviation of true scores
A research administrator accidently records data obtained from the above survey incorrectly. This is an example of?
A. Sampling error B. Human error C. Response bias D. None of the above