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

Author Question: The test manual reports a reliability coefficient (r) of .92, which means: a. 92 of the variance ... (Read 61 times)

bb

  • Hero Member
  • *****
  • Posts: 544
on: Jul 31, 2018
The test manual reports a reliability coefficient (r) of .92, which means:
 
  a. 92 of the variance in scores is attributed to error
  b. 92 of the variance in scores is explained by real differences
  c. nothing conclusively because it depends on the method used
  d. nothing conclusively because it depends on the source of measurement error

Question 2

A researcher wants to measure internal consistency in a test that measures two different constructs (self-esteem and depression) without subdividing the items into the two construct groupings.
 
  Which of the following would be the best method to use in measuring internal consistency?
  a. Split-half reliability
  b. The Kuder-Richardson formulas
  c. Coefficient alpha
  d. Any of the above methods would be equally appropriate


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ptupou85

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 31, 2018
Answer to Question 1

b

Answer to Question 2

a


bb

  • Member
  • Posts: 544
Reply 2 on: Jul 31, 2018
:D TYSM

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Rinne Test, Assessing Bone Conduction Rinne Test, Assessing Bone Conduction
Allen Test: A patent ulnar artery reveals the return of palm perfusion despite radial artery compres Allen Test: A patent ulnar artery reveals the return of palm perfusion despite radial artery compres
Man undergoing a stress test on a treadmill while physician monitors his condition Man undergoing a stress test on a treadmill while physician monitors his condition
An example of an EHR screen used to order a laboratory test. An example of an EHR screen used to order a laboratory test.
Alternative for pass-point test Alternative for pass-point test
Distributions and variance Distributions and variance
Video: Muscle cell structures - actin, myosin and titin filaments

For a complete list of videos, visit our video library