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Author Question: T-scores for student X on an achievement test battery standardized on the same population are ... (Read 204 times)

JGIBBSON

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on: Jun 20, 2018
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.

Question 2

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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skipfourms123

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Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

C


JGIBBSON

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Reply 2 on: Jun 20, 2018
Gracias!

daiying98

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Reply 3 on: Yesterday
Wow, this really help

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