From the Easiest to the Hardest "Ease of Interpretation," Rank

question 67

Multiple Choice

From the easiest to the hardest "ease of interpretation," rank the measures of dispersion.

• A)Mode, median, mean
• B)Range, mean deviation, variance
• C)Variance, mean deviation, range
• D)There is no difference.

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Definitions:

Cronbach's Alpha

A measure of internal consistency that assesses how closely related a set of items are as a group, often used in survey research.

Internal Consistency

A measure of the reliability of a psychological test that assesses the extent to which different test items that propose to measure the same general construct produce similar results.

Cohen's Kappa

Cohen's Kappa is a statistical measure used to assess the reliability of inter-rater agreement for qualitative (categorical) items, correcting for the chance of agreement.

Item-total Correlation

The relationship between individual item scores and the overall score across all items in a test or questionnaire.