ppt reliability and validity research

ppt reliability and validity research - Reliability and...

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1 Reliability and Validity in Research
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2 Believing what you read? “. . . there is a need for reliable and valid data on student learning outcomes.” “Validity concerns the degree to which inferences about students based on their test scores are warranted.” - Cameron, L, SL Wise, and SM Lottridge. 2007. The Development and Validation of the Information Literacy Test. College and research libraries 68 (3):229.
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3 Reliable and Valid Data “The team’s combined goal was to produce a valid, reliable, authentic assessment of ICT literacy skills.” “The goal of the iSkills assessment is to measure the ICT literacy skills of students—higher scores on the assessment should reflect stronger skills.” - Katz, IR. 2007. Testing Information Literacy in Digital Environments: ETS's iSkills Assessment. Information technology and libraries 26 (3):3.
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4 Reliability In statistics or measurement theory, a measurement or test is considered reliable if it produces consistent results over repeated testings. Refers to “how well we are measuring whatever it is that is being measured (regardless of whether or not it is the right quantity to measure).” -D. Rindskopf, Reliability: Measurement. In: Neil J. Smelser and Paul B. Baltes, Editor(s)-in-Chief, International Encyclopedia of the Social & Behavioral
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This note was uploaded on 04/25/2010 for the course PSYCH PSYCH 540 taught by Professor Serap during the Spring '10 term at University of Phoenix.

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ppt reliability and validity research - Reliability and...

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