EDR 610 Quiz 4 – Question and Answers
The school psychologist administered a series of tests and observed the student in the classroom to determine if he should be placed in the special education class. This process is called
Which one of the following represents the narrowest set of things to ...
EDR 610 Quiz 4 – Question and Answers
Question 1 1 out of 1 points
The school psychologist administered a series of tests and observed the student in the classroom to determine if he should be placed in the special education class. This process is called
Selected Answer: b. Measurement.
Question 2
1 out of 1 points
Which one of the following represents the narrowest set of things to be done?
Selected Answer: a. Measurement
Question 3
1 out of 1 points
An example of a nominal measurement scale is
Selected Answer: a. Classification according to race.
Question 4
1 out of 1 points
Organizing and summarizing data in a parsimonious manner is the result of using
Selected Answer: d. Descriptive statistics.
Question 5
1 out of 1 points
All of the following are characteristics of frequency distributions EXCEPT
Selected Answer: d. The scores are ranked according to their frequencies.
Question 6
1 out of 1 points
A teacher works with her class in such an effective manner that all but a few of the students master the material at a very high level. The exam scores for these classes are likely to be distributed as
Selected Answer: c. Negatively skewed.
Question 7
1 out of 1 points The major concern related to using the mean as a measure of central tendency is its
Selected Answer: b. Susceptibility to extreme scores.
Question 8
1 out of 1 points
The exam grades in History 1001 for five students were 70, 75, 80, 85, and 90. These same students had grades of 60, 70, 80, 90, and 100 in English 1005. These two sets of scores differ in terms of
Selected Answer: b. Variation.
Question 9
1 out of 1 points
A researcher found a strong negative correlation between hours viewing television and grades in school. This means that
Selected Answer:b. The children who watched less television had better school grades.
Question 10
1 out of 1 points
Which of the following statements reflects the characteristics of validity?
Selected Answer:d.
There is evidence related to content, internal structure, and convergent validity, so the inferences drawn for the test are likely to be meaningful.
Question 11
1 out of 1 points
A test is said to be _________ if a person who takes the test obtains about the same score
each time it is taken.
Selected Answer: c. Reliable
Question 12
1 out of 1 points
The authors of the new math test administered the same test to a group of fourth graders in the beginning and the end of the same day. A reliability coefficient of .90 was obtained using this method, and the authors claimed that their test had high reliability. Were the authors correct in making this claim and why?
Selected Answer:c. No, because the high correlation could have been due to the short duration of the test-retest interval.
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