A nursing student is critiquing a research study on the effects of test anxiety reduction and a review course on National Council Licensure Examination-Registered Nurse (NCLEX-RN) success rates of graduate nurses
The student notes several threats to internal validity. These threats affect the accuracy of which variables? (Select all that apply.)
a. NCLEX success rates
b. Test anxiety reduction
c. Graduate nurses
d. Review course
e. Type of nursing program
ANS: B, D
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Correct Test anxiety, an independent variable, is affected by internal validity threats.
Review course, an independent variable, would be affected by internal validity threats.
Incorrect NCLEX success is the dependent variable.
Graduate nurse is a description of the sample and is not affected by threats to internal validity.
Type of nursing program is not a designated variable.
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