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srbarrett98 srbarrett98
wrote...
7 years ago
To estimate changes in test reliability that would result from changing the length of a test, one would use the
 
  a. phi coefficient. c. Spearman-Brown.
  b. Kuder-Richardson 20 d. coefficient alpha.

Ques. 2

A researcher wishes to increase the score reliability of a reading test being used in a study. The score reliability could be most easily increased by increasing the
 
  a. number of items on the test. c. homogeneity of the group tested.
  b. number of persons tested. d. number of types of items on the test.
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wrote...
#1
7 years ago
Answer to #1

C

Answer to #2

A
srbarrett98 Author
wrote...
#2
7 years ago
Thank you for always stepping in by helping me with my homework
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