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: