In an experimental design, the dependent variable is:
a. The one that is not manipulated and in which any changes are observed.
b. The one that is manipulated in order to observe any effects on the other.
c. A measure of the extent to which personal values affect research.
d. An ambiguous concept whose meaning depends on how it is defined.
A
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An older patient with cardiac disease has frequent sleep problems and insomnia. How would the nurse describe these manifestations?
1. Abnormal sleep disturbances due to chest pain 2. Predictive signs of respiratory disease 3. Negative symptoms of stress and anxiety 4. Expected manifestations of cardiac disease
Which settings would require maximum implementation of the nurse supervisor role? (Select all that apply.)
a. Acute care setting b. Home care setting c. Skilled nursing facility d. Assisted-living facility e. Rehabilitation facility
Which interventions would best help a hospitalized toddler feel a sense of control?
a. Assign the same nurse to care for the child. b. Put a cover over the child's crib. c. Require parents to stay with the child. d. Follow the child's usual routines for feeding and bedtime.
The client asks the nurse why there aren't better drugs for human immunodeficiency virus (HIV) infection when so much money is spent on research. What is the best response by the nurse?
1. "Developing new drugs is difficult because we still do not have enough money." 2. "Developing new drugs is difficult because the virus mutates so readily." 3. "Developing new drugs is difficult because people think acquired immune deficiency syndrome (AIDS) is a ‘gay' disease." 4. "Developing new drugs is difficult because we still do not understand the virus."