Group variability, scoring reliability, test length and item difficulty all affect test score reliability; discuss how each of these variables impact test design and how you might mitigate those impacts

Group variability, scoring reliability, test length and item difficulty all affect test score reliability; discuss how each of these variables impact test design and how you might mitigate those impacts

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Please remember to include appropriate formatting using the APA manual, 6^thedition. This is very important as a graduate level student.Be precise, concise and clear and give you instructor exactly what the rubric and instructions ask for when completing your assignments. Graduate quality work is expected to be free from spelling and grammatical errors, written according to the most current APA formatting guidelines, and adhere to the specific assignment rubrics that are provided. APA style also applies to reference pages and citations.

Directions: You are required to post a thread of at least 400–500 words, supported by at least 1 scholarly resource in current APA format. Additionally, you must integrate 1 biblical principle into your conclusions. Acceptable sources include the textbook, journal articles, the Bible, etc. (Wikipedia is not acceptable as a stand-alone source.)

Forum:Group variability, scoring reliability, test length and item difficulty all affect test score reliability; discuss how each of these variables impact test design and how you might mitigate those impacts.

Textbook:

Kubiszyn, T., & Borich, G. D. (2016). Educational testing & measurement: Classroom application and practice (11th ed.). Hoboken, NJ: John Wiley & Sons, Inc. ISBN: 9781119239154.