Simple random sampling differs from systematic sampling because:
A) subjects are selected using a table of random numbers
B) subjects volunteer for either a control or experimental group
C) subjects are selected by choosing every 10th person
D) all subjects are selected for inclusion in the study
A
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The critical care nurse is caring for a patient with a pulmonary artery pressure monitoring system. The nurse is aware that pulmonary artery pressure monitoring is used to assess left ventricular function (cardiac output)
What else are pulmonary artery pressure monitoring systems used for? A) To assess the patient's response to interventions such as fluid administration and drug administration B) To obtain specimens for arterial blood gas measurements C) They have been determined to not be clinically useful for continuous monitoring of a patient with heart failure. D) To diagnose the etiology of chronic obstructive pulmonary disease.
Diagnostic peritoneal lavage (DPL) has been ordered for a patient who has suffered abdominal injuries in a farm accident. When explaining this procedure to the patient, what information should the nurse provide?
A) "You'll have some fluid injected into your abdomen and then it will be withdrawn to see if the same amount is returned." B) "You'll have fluid injected into your abdomen and then you'll be monitored to see if it comes out in your urine or when you have a bowel movement." C) "Fluid will be put into your abdomen and then pulled out and examined to see if blood or gastrointestinal contents are present." D) "Fluid will be put into your abdomen and removed. This will be repeated several times in order to flush out your abdominal space."
The nurse is teaching parents about expected language development for their 6-month-old infant. The nurse recognizes the parents understand the teaching if they make which statement?
a. "Our baby should comprehend the word ‘no.'" b. "Our baby knows the meaning of saying ‘mama.'" c. "Our baby should be able to say three to five words." d. "Our baby should begin to combine syllables, such as ‘dada.'"
Which assessment findings related to a 68-year-old patient should be identified as risk factors for late-onset alcohol abuse and dependence? Select all that apply
a. Chronic obstructive pulmonary disease b. Insomnia c. Male gender d. Boredom and loneliness e. Recent loss of spouse