In testing an instrument consisting of 25 items for homogeneity using the "item-to-total" correlation, 8 items were found to have a low correlation to the total
The nurse researcher interprets this information to mean that the researcher should do what?
a. Use the instrument without changes.
b. Use the instrument only with a multitrait-multimethod approach.
c. Retain the 8 items with low correlation and delete the other 17 items.
d. Delete the 8 items with low correlation and retain the other 17 items.
ANS: D
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A The instrument should be modified. Items should be deleted.
B The multitrait-multimethod approach is appropriate for ongoing instrument development and validity.
C The reverse of this answer should be performed: 17 items should be retained and 8 items should be eliminated.
D Eight items should be deleted and 17 items should be retained.
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