lesson 4: Reliability/ agreement Flashcards Preview

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Flashcards in lesson 4: Reliability/ agreement Deck (4)
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What does IOA Stand for, and why is it important?

Independent observer agreement
It’s our best measure of the accuracy of the observations.
To rule out experimenter bias.
To assess observer drift.
If you don’t, no one will believe you.


How do you calculate IOA?

agreements/agreements+disagreements X 100


What constitutes an acceptable level of IOA?

Brand new experiment:80%
prior experiment 90%


What is social validity?

For something to be socially acceptable( teaching basketball exapmple)