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 90 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
Wow, this really help

recede

  • Member
  • Posts: 315
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

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

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Keep Calm and Do the Practice Test Keep Calm and Do the Practice Test
Touch the test light to the negative (–) terminal of the battery or a good engine ground to check ... Touch the test light to the negative (–) terminal of the battery or a good engine ground to check ...
A Scatterplot of the Test Scores and Average Grades of 10 Students A Scatterplot of the Test Scores and Average Grades of 10 Students
A latex agglutination test for rheumatoid factor. A positive control at 1. A negative control at 2. ... A latex agglutination test for rheumatoid factor. A positive control at 1. A negative control at 2. ...
Quadratic Formula Quadratic Formula
Morgan’s test-cross analysis of genetic linkage between autosomal genes Morgan’s test-cross analysis of genetic linkage between autosomal genes
Video: Audiology

For a complete list of videos, visit our video library