« previous next »

Author Question: If the measurement process involves high systematic error and low random error, the measurements are ... (Read 126 times)

robinn137

  • Hero Member
  • *****
  • Posts: 544
on: Jun 29, 2018
If the measurement process involves high systematic error and low random error, the measurements are
 a. valid but not reliable c. reliable but not valid
  b. valid and reliable d. neither valid nor reliable

Question 2

When a local television station sends a crew to interview joggers in the city park on a beautiful spring day, this represents what type of sample?
 a. cluster sample
  b. multistage area sample
  c. systematic sample
  d. convenience sample


emily12345

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jun 29, 2018
Answer to Question 1

C
Validity means low systematic error; reliability means low random error. Therefore, high systematic error and low random error means reliable but not valid. The measure gets consistent results, but it is not measuring what it was designed to measure.

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

robinn137

  • Hero Member
  • *****
  • Posts: 544
Reply #2 on: Jun 29, 2018
Thank you :)


emily12345

  • Sr. Member
  • ****
  • Posts: 321
Reply #3 on: Jun 29, 2018
Happy to help you


« previous next »
 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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.

Mount Logan, Yukon. Environmental conditions and organisms vary greatly from low to high elevations Mount Logan, Yukon. Environmental conditions and organisms vary greatly from low to high elevations
A coronary artery bypass graft (CABG) is a procedure to bypass a blocked coronary artery. The proced A coronary artery bypass graft (CABG) is a procedure to bypass a blocked coronary artery. The proced
The lost-wax casting process. The lost-wax casting process.
The high-voltage shut-off switch on a Ford Escape hybrid. The switch is located under the carpet at ... The high-voltage shut-off switch on a Ford Escape hybrid. The switch is located under the carpet at ...
Using the fingertips of one hand, make contact with an area on the back with high fascial ... Using the fingertips of one hand, make contact with an area on the back with high fascial ...
The Gram-Schmidt Process for Finding an Orthonormal Basis The Gram-Schmidt Process for Finding an Orthonormal Basis
Video: Krebs cycle : Formation of acetyl coenzyme A and Electron transport chain

For a complete list of videos, visit our video library