Which of the following are distinctive characteristics of a true experimental design? Select all that apply
A) Intervention
B) Control
C) Randomization
D) Correlation
A, B, C
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A true experimental design is characterized by intervention, control, and randomization. Correlation is not a distinctive characteristic of a true experimental design, correlational design may be used in nonexperimental studies.
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Which of the following research designs is weakest in terms of the researcher's ability to establish causality?
A) Experimental B) Retrospective case-control C) Prospective cohort D) Quasi-experimental
On the second week after a boy's complete spinal cord injury, his mother reports to you that she has seen her son move his left leg twice. What is your best response to this?
A) "Don't you believe that your son's spinal injury is complete?" B) "You have observed something very important." C) "That's wonderful. Function must be returning." D) "That's most likely only a reflex. I'm sorry."
A client is complaining of inability to sleep due to a regimen of psychotropic medications. Which of the following interventions would be the least beneficial to the client exhibiting sleep pattern disturbance?
A) Establish a regular bedtime routine. B) Avoid naps during the day. C) Reduce noise. D) Exercise prior to bedtime.
Which assessment data obtained by the nurse during the health history portion of the assessment process support the current diagnosis of Duchenne muscular dystrophy (MD) for an 18-month-old child?
1. Infant was postmature by almost 2 weeks. 2. The child seems very muscular. 3. The child walked early and without support at 10 months. 4. The child's older sister developed scoliosis in the fourth grade.