Question

three-parameter IRT model indicates which three item characteristics? a. Discrimination, readability, difficulty b. Difficulty, unique contribution...

three-parameter IRT model indicates which three item characteristics? a. Discrimination, readability, difficulty b. Difficulty, unique contribution to the toal score, discrimination c. Difficulty, chance of guessing correctly, discrimination d. Reliability, unique contribution to the total score, validity

Social-Sciences   Psychology   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

The correct Option is C).

Item Response Theory focusses on analysis of how individual items will determine the construct being measured. There are various models depending on the number of dimensions considered.

The three parameter model analyzes an item on

  • Item Difficulty is percentage of test takers who answered the item correctly.
  • Discrimination is the ability of an item to discriminate between good and poor performers.
  • chances of being guessed correctly
0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Use a weighted score model to choose between three different financing methods (A,B,C) for a project....
Use a weighted score model to choose between three different financing methods (A,B,C) for a project. The relative weights for each criterion are shown in the following table, as are the scores for each, the higher the value, the more favourable the score. Project Characteristics Weigh A B C Consulting Cost 20 1 2 3 Acquisition period 10 2 3 1 Disruption 10 2 1 3 Project risk 10 3 3 2 Required infrastructure 20 1 2 2 required equipment...
*Need all answered. thank you! The classical model of speciation specifies three stages. Which of the...
*Need all answered. thank you! The classical model of speciation specifies three stages. Which of the following correctly orders those stages, beginning with the first and ending with the last? a) Divergence, physical or ecological isolation, reproductive isolation b) divergence, reproductive isolation, physical or ecological isolation c) reproductive isolation, physical or ecological isolation, divergence d) physical or ecological isolation, divergence, reproductive isolation The majority of genetic evidence accumulated to date supports the African replacement model for the origin of Homo...
Please solve this three questions, 1. Which method will produce the lowest values for work in...
Please solve this three questions, 1. Which method will produce the lowest values for work in process and finished goods inventories? A. Absorption costing B. Variable costing C. they produce the same inventory values D. It depends on how the company expenses Selling, General and Administrative costs ------------------------------------------------------------------------- 2. Complete the sentence with the correct statement below. Equivalent units of production: A. is a calculation that is necessary to determine ending inventory values in a process costing environment B. is...
11) Which of the following characteristics are typically found in manatee carcasses determined to be impacted...
11) Which of the following characteristics are typically found in manatee carcasses determined to be impacted by red tide, brevetoxicosis, please mark all that apply. - Meningitis-inflammation of the lining of the brain - Emaciation and depleted fat stores - Brochopneumonia - Congestion and edema in the resiratory tract 12) The most common cause of death in manatee is trauma found primarily in which age group? a) Adult males b) Calves c) Subadults d) Adult females 13) True or False:...
11) Which of the following characteristics are typically found in manatee carcasses determined to be impacted...
11) Which of the following characteristics are typically found in manatee carcasses determined to be impacted by red tide, brevetoxicosis, please mark all that apply. - Meningitis-inflammation of the lining of the brain - Emaciation and depleted fat stores - Brochopneumonia - Congestion and edema in the resiratory tract 12) The most common cause of death in manatee is trauma found primarily in which age group? a) Adult males b) Calves c) Subadults d) Adult females 13) True or False:...
1.A fair die is rolled once, and the number score is noted. Let the random variable...
1.A fair die is rolled once, and the number score is noted. Let the random variable X be twice this score. Define the variable Y to be zero if an odd number appears and X otherwise. By finding the probability mass function in each case, find the expectation of the following random variables: Please answer to 3 decimal places. Part a)X Part b)Y Part c)X+Y Part d)XY ——- 2.To examine the effectiveness of its four annual advertising promotions, a mail...
Using the model proposed by Lafley and Charan, analyze how Apigee was able to drive innovation....
Using the model proposed by Lafley and Charan, analyze how Apigee was able to drive innovation. case:    W17400 APIGEE: PEOPLE MANAGEMENT PRACTICES AND THE CHALLENGE OF GROWTH Ranjeet Nambudiri, S. Ramnarayan, and Catherine Xavier wrote this case solely to provide material for class discussion. The authors do not intend to illustrate either effective or ineffective handling of a managerial situation. The authors may have disguised certain names and other identifying information to protect confidentiality. This publication may not be...
Compile and execute the application. You will discover that is has a bug in it -...
Compile and execute the application. You will discover that is has a bug in it - the filled checkbox has no effect - filled shapes are not drawn. Your first task is to debug the starter application so that it correctly draws filled shapes. The bug can be corrected with three characters at one location in the code. Java 2D introduces many new capabilities for creating unique and impressive graphics. We’ll add a small subset of these features to the...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT