A nurse researcher determines the assignment of a number to an object for measurement by verifying what?
a. The objects vary within a narrow range to meet category requirements.
b. All objects assigned a specific measurement number are similar to all other objects assigned the same number.
c. The objects assigned to one specific number are positively related to the dependent variable of the study.
d. The objects assigned to one specific number are positively related to the independent variable of the study.
ANS: B
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A A narrow range is not necessary to meet category requirements; the range may be large.
B The assignment of a number or a value to a category that represents the category must be consistently applied to similar objects assigned the same number-value label.
C The numbers assigned to objects are consistently applied; this relates to independent and dependent variables.
D The numbers assigned to objects are consistently applied; this relates to independent and dependent variables.
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