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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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oleoys oleoys
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6 years ago
The means for both Test A and Test B are 50. A 50 confidence interval for a score at the mean is 44-55 for Test A and 42-58 for Test B. Which of the following statements is true?
 
  A) Test A is more reliable than Test B.
  B) Test B is more reliable than Test A.
  C) Test A has a larger SEM than Test B.
  D) Test B has a larger SEM than Test A.

Ques. 2

T-scores for student X on an achievement test battery standardized on the same population are spelling 35, math 62, social studies 50, and English grammar 52. Each test has a SEM of 2; the tests are not intercorrelated. We conclude that
 
  A) X is strongest in spelling.
  B) X is strongest in math.
  C) there are no substantial differences in X's achievements in these four areas.
  D) it is not possible to compare X's performance on these subtests.

Ques. 3

A statistic that enables an examiner to establish confidence for the true scores of examinees is the
 
  A) Kuder-Richardson predictive index.
  B) validity coefficient.
  C) standard error of measurement.
  D) mode.
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Kim12345678900Kim12345678900
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6 years ago
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oleoys Author
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6 years ago
You make an excellent tutor!
Tim0301
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Yesterday
Smart ... Thanks!
ealvino1610
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2 hours ago
Good timing, thanks!
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