The standard error of measurement of a test is 3.5 . A student obtained a score of 70 on the test. How should the student's score be interpreted?
a. The student's test scores will always be between 66.5 and 73.5.
b. The student's true score probably lies between 66.5 and 73.5.
c. The student's obtained scores should be raised to 73.5 or lowered to 66.5 depending on information from other assessments.
d. None of these is an appropriate interpretation.
Question 2
Suppose that a teacher wanted to determine how objective she had been in scoring her students' essays. Which of the following procedures would be appropriate for her purpose?
a. Retest her students with a similar test and correlate the two set of scores.
b. Request a colleague to score the essays and correlate her scores with her colleagues' scores.
c. Separate by score the even and odd-numbered essays, creating two scores for each student. Then correlate the two sets of scores.
Operant conditioning, also known as trial-and-error learning.
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