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

Author Question: The Kuder-Richardson 21 formula for estimating the score reliability of a classroom achievement test ... (Read 69 times)

Themember4

  • Hero Member
  • *****
  • Posts: 538
on: Jun 20, 2018
The Kuder-Richardson 21 formula for estimating the score reliability of a classroom achievement test has the disadvantage that
 
  a. it is difficult to compute.
  b. it assumes that all test items are of equal difficulty.
  c. it is inappropriate for a power test.
  d. the resulting reliability coefficient must be adjusted by using another formula.

Question 2

Choose the method of estimating score reliability that would be most useful for each of the types of tests listed below. An achievement test to be given as a pretest and a posttest in a classroom research study
 
  a. equivalent forms c. test-retest
  b. split-half


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

whitcassie

  • Sr. Member
  • ****
  • Posts: 298
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

A


Themember4

  • Member
  • Posts: 538
Reply 2 on: Jun 20, 2018
Gracias!

miss_1456@hotmail.com

  • Member
  • Posts: 289
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

An Inkblot Similar to One of the Blots that Appear in the Rorschach Inkblot Test An Inkblot Similar to One of the Blots that Appear in the Rorschach Inkblot Test
The Mantoux tuberculin skin test. Positive reaction. The Mantoux tuberculin skin test. Positive reaction.
How to derive the quadratic formula How to derive the quadratic formula
How to calculate present value using the compound interest formula (Question 1) How to calculate present value using the compound interest formula (Question 1)
formula formula
The Ames test for potential mutagenicity of chemical compounds The Ames test for potential mutagenicity of chemical compounds
Video: Stroke volume - afterload definition & hypertension

For a complete list of videos, visit our video library