Which design type uses pretests and posttests to determine causality?

In a study assessing the effects of a new medication on cholesterol levels, the nurse researcher observes variations in cholesterol levels based on patients’ daily exercise habits. What type of variable is patients’ exercise habits??

True or False? Randomization is one way researchers can control for extraneous variables.

True or False? If a researcher is unable to randomly assign subjects to groups and must use a comparison group, the study design is considered nonexperimental.

Which of the following obligations does the nurse have when conducting research?

Which sampling method is a researcher using when a questionnaire is given to 50 pregnant females at the same OB-GYN office?

The four broad concepts that are core to nursing are person, environment, health, and nurse; these are known as which of the following?

The nurse learns that sugar was used to pack wounds in the past; however, this is no longer a part of wound care. The use of sugar for wound packing is an example of what type of practice?

Which type of evidence is categorized as Level II evidence?

Virginia Henderson is credited with publishing the first definition of nursing as “a response to human functional needs”; however, this definition of nursing was really given by her coauthor, Bertha Harmer. Which reason best explains why this misattribution has occurred?