Which Statistic Estimates the Average of All the Possible Split-Half

question 45

Multiple Choice

Which statistic estimates the average of all the possible split-half correlations but can only be used when each question has only two response alternatives?

• A)​the Spearman-Brown formula
• B)​the Kuder-Richardson formula 20
• C)Cronbach's alpha
• D)​Cohen's kappa

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