New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Tests and Measurement

by: Trinity Koch

Tests and Measurement PSYC 531

Trinity Koch
GPA 3.79

David Thissen

Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

David Thissen
Class Notes
25 ?




Popular in Course

Popular in Psychlogy

This 5 page Class Notes was uploaded by Trinity Koch on Sunday October 25, 2015. The Class Notes belongs to PSYC 531 at University of North Carolina - Chapel Hill taught by David Thissen in Fall. Since its upload, it has received 38 views. For similar materials see /class/228714/psyc-531-university-of-north-carolina-chapel-hill in Psychlogy at University of North Carolina - Chapel Hill.


Reviews for Tests and Measurement


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 10/25/15
2 List of Desirable Item Format Characteristics Avoid negatives in writing items If correct answer falls on a continuum write incorrect f0is on same continuum Correct answer should be longest answer no more than 25 of the time Make grammatical structure of foils the same Write incorrect foils as diagnostic tools in some cases Use same context for foils Do not use all of the above and none of the above Make the stem a complete statement of the question 390 Do not capitalize first word in a list unless a proper noun no period at and of list 10 Write long foils as complete sentences Examples of things to avoid in writing items Tricky or Misleading Item One kilometer is equal to which of the following A B C D 1000 millimeters 1000 centimeters 1000 meters 1000 kilometers A B c D Rewrite One kilometer is equal to which of the following 1000 millimeters 1000 centimeters 1000 meters 1000 decameters Explanation The question is tricky because foil D echoes the wording of the stem Avoid misleading repetition of key words or sounds in the foils Language Difficulty Item Rewrite simplify language Why is Bill going to Why is Bill going to Disneyland Disneyland A He knows many people there A He knows many people there B His family is taking a trip to B His family is taking a trip to California California C He doesn39t like Minnesota C He doesn39t like Minnesota D His companions went there D His friends went there Explanation The vocabulary in foil D is unnecessarily difficult fc the grade level 3 Thinking Level vs Item Difficulty The following examples illustrate the independence of thinking level and item difficulty Low Thinking Level High Difficulty Low Difficulty Solve the following problem Solve the following problem 536 500 A 511 A 475 B 561 B 485 C 601 C 525 D 5011 D 585


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Allison Fischer University of Alabama

"I signed up to be an Elite Notetaker with 2 of my sorority sisters this semester. We just posted our notes weekly and were each making over $600 per month. I LOVE StudySoup!"

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."


"Their 'Elite Notetakers' are making over $1,200/month in sales by creating high quality content that helps their classmates in a time of need."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.