Which of the following could be a dependent variable in an experimental study? (Select all that apply.)
a. Medication A
b. The number of times the gerbil rings the bell
c. Quality of life
d. The number of times the subject is instructed in how to use the experimental equipment
e. Vomiting
ANS: B, C, E
A dependent variable is the response behavior, or outcome that the researcher wants to predict or explain. An independent variable is a stimulus or activity that is manipulated or varied by the researcher to create an effect on the dependent variable.
You might also like to view...
The nurse plans care for the older adult with the understanding that it is most important to:
1. Obtain a Social Services consult to help him deal with difficult financial situations. 2. Include him in care planning to promote their independence as much as possible. 3. Help him prepare for his upcoming death in order to be able to achieve acceptance. 4. Arrange for multiple opportunities to interact with others.
Which of the following personality disorders has an increased risk of abuse associated with it?
A) Histrionic B) Dependent C) Schizoid D) Borderline
A patient diagnosed with breast cancer is receiving 5-Fluorouracil (5-FU). Based on the knowledge of this medication, and anticipated adverse effects or side effects, what action should the nurse perform?
1. Test stool for occult blood. 2. Monitor ECG. 3. Assess lung sounds. 4. Encourage daily fluid intake of 2?3 liters.
A nurse's use of ethical responsibility can best be seen in which of the following nursing actions?
1. Delivery of competent care 2. Formation of interpersonal relationships 3. Correct application of the nursing process 4. Evaluation of new computerized technologies