CourseLover

(12)

$10/per page/Negotiable

About CourseLover

Levels Tought:
Elementary,Middle School,High School,College,University,PHD

Expertise:
Algebra,Applied Sciences See all
Algebra,Applied Sciences,Architecture and Design,Art & Design,Biology,Business & Finance,Calculus,Chemistry,Engineering,Health & Medical,HR Management,Law,Marketing,Math,Physics,Psychology,Programming,Science Hide all
Teaching Since: May 2017
Last Sign in: 283 Weeks Ago, 3 Days Ago
Questions Answered: 27237
Tutorials Posted: 27372

Education

  • MCS,MBA(IT), Pursuing PHD
    Devry University
    Sep-2004 - Aug-2010

Experience

  • Assistant Financial Analyst
    NatSteel Holdings Pte Ltd
    Aug-2007 - Jul-2017

Category > Psychology Posted 22 Oct 2017 My Price 10.00

Calculating Optimal Item Difficulty

part 2B Calculating optimal item difficulty questions 1-8 what the formula to each question?

Part 2B: Calculating Optimal Item Difficulty (.5 pt. each) 1. For a test item with two response options (e.g., true/false), what is the probability of selecting the correct answer by chance?____% 2. Calculate the optimum level of difficulty for a test questions with two response options.____ 3. For a test item with three response options, what is the probability of selecting the correct answer by chance?____% 4. Calculate the optimum level of difficulty for a test questions with three response options. 5. For a test item with four response options, what is the probability of selecting the correct answer by chance?____% 6. Calculate the optimum level of difficulty for a test questions with four response options. 7. For a test item with five response options, what is the probability of selecting the correct answer by chance?____% 8. Calculate the optimum level of difficulty for a test questions with five response options.___
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Answers

CourseLover
(12)
Status NEW Posted 22 Oct 2017 06:10 AM My Price 10.00

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