A Measure of Internal Consistency Reliability That Is the Average

question 20

Multiple Choice

A measure of internal consistency reliability that is the average of all possible split-half coefficients resulting from different splittings of the scale items is called ________.

• A) coefficient alpha
• B) coefficient beta
• C) coefficient gamma
• D) coefficient theta
• E) splitting consistency

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Definitions:

Root Mean Square of Errors

A measure of the differences between values predicted by a model or an estimator and the values observed, expressing the square root of the mean of the squares of these differences.

Actual Value

The true, factual, or real value of a measurement, differing from an estimated or theoretical value.

Forecast Value

The estimated or predicted value of a variable or set of variables at some point in the future.

Mean Square Error

A measure of the average of the squares of the errors—that is, the average squared difference between the estimated values and the actual value.