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Week 2
1)
Answer the following multiple-choice questions based on your
readings for this week.
A test was administered to a group of students the morning after
homecoming. Several of the students appeared tired and some were
coughing and sneezing. These factors may result in what type of error
2)
If the reliability coefficient of a test is determined to be .27, what
percentage is attributed to random chance or error?27%
3)
A researcher wants to measure content sampling error and has two
versions of an achievement test available. What measure of estimating
reliability would be
4)
You are reading about reliability of a test in the test manual and
notice that the researchers report using a Spearman-Brown coefficient.
You can infer that internal consistency reliability was measured using:
5)
A researcher wants to measure internal consistency in a test that
measures two different constructs (self-esteem and depression) without
subdividing the items into the two construct groupings. Which of the
following would be the best method to use in measuring internal
consistency
6)
The SEM for an achievement test is 2.45. Jonny scores 100 and we
assume that 68% of the time his true score falls between + 1 SEM. This
means the confidence interval would be between:
7)
When the researcher interprets the reliability coefficient, the closer
the score is to 0,:
8)
___________________________ is a threat to validity that implies
that a test is too narrow and fails to include important dimensions or