Which Instrument Would One Use to Assess the Reliability of a Scale

question 17

Multiple Choice

Which instrument would one use to assess the reliability of a scale (a set of questions) ?

• A)Cronbach's alpha.
• B)Kendall's tau.
• C)Levene's test.
• D)Pearson's correlation coefficient.

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Definitions:

Operating Leverage

An indicator of the degree to which net operating income responds to a specific percentage variation in sales revenue.

Sales Mix

A composition of different products or services that a company sells, emphasizing the proportion of each product sold relative to total sales.

Break-even Point

The point at which total cost and total revenue are equal, meaning no net loss or gain, and the business is not making a profit but not losing money either.

Contribution Format

A type of income statement format that separates fixed costs from variable costs to highlight the contribution margin.