NGR7840 Applied Research & Statistics LATEST EXAM w/ RATIONALES 2026 (Complete And Verified Study material) (18pages) LEARNEXAMS

1. Which of the following is an example of applied

research in nursing?

a) A study that compares the effectiveness of different

types of wound dressings

b) A study that explores the lived experiences of patients

with chronic pain

c) A study that develops a new theory of nursing leadership

d) A study that evaluates the impact of a nursing

intervention on patient outcomes

Answer: D. Applied research aims to solve practical

problems and improve outcomes in real-world settings. A

study that evaluates the impact of a nursing intervention on

patient outcomes is an example of applied research in

nursing.

2. What is the difference between descriptive and

inferential statistics?

a) Descriptive statistics summarize data, while inferential

statistics test hypotheses

b) Descriptive statistics use samples, while inferential

statistics use populations

c) Descriptive statistics measure central tendency, while

inferential statistics measure variability

d) Descriptive statistics are qualitative, while inferential

statistics are quantitative

Answer: A. Descriptive statistics are used to summarize

and display data, such as mean, median, mode, frequency,

and graphs. Inferential statistics are used to test hypotheses

and draw conclusions about a population based on a