« previous next »

Author Question: A researcher may use which strategy to reduce the potential for measurement error when evaluating ... (Read 67 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?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Researchers must inform potential participants of a study's procedures so that consent may be o Researchers must inform potential participants of a study's procedures so that consent may be o
Action potential conduction in unmyelinated axons. Action potential conduction in unmyelinated axons.
Precipitation Measurement Precipitation Measurement
Transmission of the action potential Transmission of the action potential
Potential energy Vs. Kinetic energy Potential energy Vs. Kinetic energy
Gravitational Potential Energy for the Earth problem Gravitational Potential Energy for the Earth problem
Video: DNA close up Animation

For a complete list of videos, visit our video library