The nurse researcher knows that there are two primary criteria for assessment of an instrument. What is reliability?
A) Degree of consistency or accuracy with which an instrument measures an attribute
B) Magnitude and direction of a relationship between two variables
C) Extent to which an instrument yields the same results on repeated administrations
D) Extent to which an instrument's items are measuring the same attribute
Correct Answer:
Verified
Q5: Scales and tests that involve summing item
Q6: What aspect of reliability for which interobserver
Q7: Which value obtained by the nurse research
Q8: What type of validity employs logical analysis
Q9: The nurse researcher is identifying unitary clusters
Q11: Which statement accurately describes an instrument's reliability?
A)
Q12: When ratings are dichotomous, which equation would
Q13: What is the correct formula for the
Q14: What type of validity uses a multitrait-
Q15: The validity approach of multitrait- multimethod matrix
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