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Author Question: When computing internal reliability, _____ is used for dichotomous items and _____ is used for ... (Read 69 times)

APUS57

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on: Jun 20, 2018
When computing internal reliability, _____ is used for dichotomous items and _____ is used for interval and ratio items.
 
  a. coefficient alpha / K-R 20
 b. coefficient alpha / Spearman-Brown
  c. K-R 20 / coefficient alpha
 d. Spearman-Brown / coefficient alpha

Question 2

To ask if all of the items measure the same thing, or do they measure different constructs, is related to ________.
 
  a. internal validity
 b. test-retest reliability
  c. scorer reliability
 d. item homogeneity


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leahchrapun

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

c

Answer to Question 2

d


APUS57

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Reply 2 on: Jun 20, 2018
Wow, this really help

epscape

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Reply 3 on: Yesterday
:D TYSM

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