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

Author Question: If the reliability coefficient of a test is determined to be .27, what percentage is attributed to ... (Read 110 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
on: Jul 31, 2018
If the reliability coefficient of a test is determined to be .27, what percentage is attributed to random chance or error?
 
  a. 27
  b. 73
  c. 2.7
  d. unknown percentage

Question 2

A test was administered to a group of students the morning after homecoming. Several of the students appeared tired and some were coughing and sneezing. These factors may result in what type of error:
 
  a. time-sampling error
  b. test administration
  c. quality of test items
  d. test-taker variables


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ktidd

  • Sr. Member
  • ****
  • Posts: 319
Reply #1 on: Jul 31, 2018
Answer to Question 1

b

Answer to Question 2

d


sabina

  • Member
  • Posts: 563
Reply 2 on: Jul 31, 2018
Great answer, keep it coming :)

billybob123

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

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

Rule of Nines. A method for determining percentage of body burned. Each different colored section re Rule of Nines. A method for determining percentage of body burned. Each different colored section re
Administration of the Rinne test. Administration of the Rinne test.
Validity versus Reliability Validity versus Reliability
The Normal Distribution of Scores for a Standardized Intelligence Test The Normal Distribution of Scores for a Standardized Intelligence Test
An example of an EHR screen used to order a laboratory test. An example of an EHR screen used to order a laboratory test.
To test for a leak, this tester was set to the 0.020 inch hole and turned on. The ball rose in the ... To test for a leak, this tester was set to the 0.020 inch hole and turned on. The ball rose in the ...
Video: Dissociative Disorders (Part 3)

For a complete list of videos, visit our video library