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 127 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 :)

Dnite

  • Member
  • Posts: 297
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

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

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Evaluation of a child for cystic fibrosis with a sweat chloride test. Sweat is being collected under Evaluation of a child for cystic fibrosis with a sweat chloride test. Sweat is being collected under
Performing a Glycosylated Hemoglobin A1C Test Using a Bayer DCA Vantage Analyzer Performing a Glycosylated Hemoglobin A1C Test Using a Bayer DCA Vantage Analyzer
Keep Calm and Do the Practice Test Keep Calm and Do the Practice Test
Normal and abnormal corneal light reflection test Normal and abnormal corneal light reflection test
Performing the Trendelenburg’s test: Applying tourniquet Performing the Trendelenburg’s test: Applying tourniquet
Morgan’s test-cross analysis of genetic linkage between autosomal genes Morgan’s test-cross analysis of genetic linkage between autosomal genes
Video: Random alignment at Metaphase I Animation

For a complete list of videos, visit our video library