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A nurse manager argues: "Our unit should implement hourly rounding because patient satisfaction scores at other hospitals have improved after adopting it, and research shows it reduces call light use." What is the primary logical support offered for hourly rounding?

A nursing program tracked graduates over five years. Those who completed a peer-tutoring program during school passed the NCLEX on the first attempt at a rate of 91%. Those who did not participate passed at 78%. Which conclusion is most supported by this information?

A colleague argues: "We shouldn't require annual CPR recertification for administrative staff because most administrative employees never perform CPR in their careers." Which of the following most effectively challenges this argument?

All patients admitted to the ICU receive continuous cardiac monitoring. Patient Reyes was admitted to the ICU at 9:00 AM. Which of the following must be true?

A respiratory therapist observes over six months: • Patients practicing diaphragmatic breathing 3× per day improved O₂ saturation by an average of 4% • Patients practicing 1× per day improved by an average of 1.5% • Patients who did not practice showed no measurable improvement What is the most reasonable conclusion from this pattern?

A pharmacist argues: "Generic medications are equivalent to brand-name drugs because they contain the same active ingredients." Which of the following, if true, would most weaken this argument?

Hospital A serves a predominantly low-income population and has a 30-day heart failure readmission rate of 24%. Hospital B serves a predominantly middle-to-high income population and has a rate of 13%. What is the most cautious interpretation of this data?

No patient with an active systemic infection is eligible for elective joint replacement surgery. Ms. Nguyen has been diagnosed with an active bloodstream infection. What conclusion follows with certainty?

A study reports that patients who received music therapy during wound care procedures rated their pain 38% lower than the control group. The study enrolled 22 patients at one outpatient clinic over 10 weeks. Which is the most valid methodological critique?

A charge nurse reviews three months of incident reports: • January: 8 of 11 medication errors occurred on the night shift • February: 7 of 9 errors occurred on the night shift • March: 6 of 8 errors occurred on the night shift What is the most reasonable next step based on this pattern?