« previous next »

Author Question: A researcher may use which strategy to reduce the potential for measurement error when evaluating ... (Read 68 times)

cool

  • Hero Member
  • *****
  • Posts: 570
on: Jul 8, 2018
A researcher may use which strategy to reduce the potential for measurement error when evaluating obesity in study subjects?
 
  a. Measure weight, abdominal girth, and BMI on all subjects
  b. Train multiple data collectors to take measurements
  c. Use scales in several different clinical settings to obtain data
  d. Utilize a single measure, such as BMI, applied to all subjects

Question 2

A researcher studying the effects of an intervention on symptoms measures the time from intervention to absence of symptoms and reports this in the number of days. This measure represents which level of measurement?
 
  a. Interval
  b. Nominal
  c. Ordinal
  d. Ratio


tdewitt

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 8, 2018
Answer to Question 1

ANS: A

Answer to Question 2

ANS: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

cool

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jul 8, 2018
Thank you


tdewitt

  • Sr. Member
  • ****
  • Posts: 318
Reply #3 on: Jul 8, 2018
No problemo


« previous next »
 

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

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.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

A killer whale plays with a ball of ice, soon after a researcher had thrown a snowball at the whale. A killer whale plays with a ball of ice, soon after a researcher had thrown a snowball at the whale.
Membrane potential of a cell freely permeable to sodium only. Membrane potential of a cell freely permeable to sodium only.
The action potential. The action potential.
Self-massage of the forearm helps reduce the effects of stress on muscles used for massage. Self-massage of the forearm helps reduce the effects of stress on muscles used for massage.
How to solve any percent error problem How to solve any percent error problem
How to Reduce Edema Naturally "اربعة نصائح فعالة للتخلص من تورم ... How to Reduce Edema Naturally "اربعة نصائح فعالة للتخلص من تورم ...
Video: A Human Karyotype Preparation Animation

For a complete list of videos, visit our video library