This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A nurse researcher critiquing a research study notes that a confidence interval (CI) is too large ... (Read 188 times)

mia

  • Hero Member
  • *****
  • Posts: 564
on: Jul 8, 2018
A nurse researcher critiquing a research study notes that a confidence interval (CI) is too large for a new therapy to be clinically meaningful. What likely contributed to this statistical outcome?
 
  a. Strong power level
  b. Quantitative experimental design
  c. Statistical analysis
  d. Too small a sample

Question 2

What term is used for the ability of a test or technique to detect a disease when present?
 
  a. Specificity
  b. Confidence interval
  c. Survival curve
  d. Sensitivity


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xiaomengxian

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 8, 2018
Answer to Question 1

ANS: D

Feedback
A Strong power level would contribute to a small CI.
B Quantitative experimental design would not hamper CI outcomes.
C Statistical analysis is the process of calculating a CI.
D As the number of subjects in a study increases, the CI narrows.

Answer to Question 2

ANS: D

Feedback
A Specificity is the measure of how well a test or technique rules out disease when it is absent.
B Confidence interval is a measure of precision of study results.
C Survival curve is a graph showing the probability of a patient's surviving in a given state for a specified time.
D Sensitivity is the measure of how well a test or technique detects disease when it is present.


mia

  • Member
  • Posts: 564
Reply 2 on: Jul 8, 2018
Gracias!

31809pancho

  • Member
  • Posts: 317
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Alligators are apex predators capable of killing large terrestrial prey. This large AAmerican alliga Alligators are apex predators capable of killing large terrestrial prey. This large AAmerican alliga
A star-forming region in the Large Magellanic Cloud. A star-forming region in the Large Magellanic Cloud.
nurse nurse
Large Yellow Wood Sorrel Large Yellow Wood Sorrel
Performing a Correlational Study Performing a Correlational Study
Research Report Evaluation Worksheet Research Report Evaluation Worksheet
Video: A Human Karyotype Preparation Animation

For a complete list of videos, visit our video library