« previous next »

Author Question: If the measurement process involves high systematic error and low random error, the measurements are ... (Read 672 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?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

The process of exon shuffling. The process of exon shuffling.
Under what conditions can part-time employment in high school be a negative influence on school ... Under what conditions can part-time employment in high school be a negative influence on school ...
Blood pressure measurements: Palpable blood pressure Blood pressure measurements: Palpable blood pressure
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
A graphical representation of correlations in IQ measurements in different sets of individuals. The A graphical representation of correlations in IQ measurements in different sets of individuals. The
Vascular events in the acute inflammatory process Vascular events in the acute inflammatory process
Video: Miller's reaction chamber experiment Animation

For a complete list of videos, visit our video library