validity & reliability an interesting powerpoint slide i created
Post on 06-May-2015
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TESTINGTESTING
YEO SZE KAIBT10110212
TESTING
A
good test has
…a balance of
Validity
…and
Reliability
VALIDITY
Is the weighing test above valid?
It says I’m
160cm. Really?
Reliabilityis
Consistency
Respondent
Test
Environment
Affect Reliability
One more thing…
• Both validity and reliability are important• Teachers should be clear on both• A good test = balance of both
REFERENCE
• Brown, H. D. & Abeywickrama, P. (2010) Language assessment: principles and classroom practices (2nd ed.).NY: Pearson Longman.
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