A Test with Low Reliability

question 19

Multiple Choice

A test with low reliability

• A)will not have a high validity coefficient.
• B)may or may not have a high validity coefficient.
• C)is likely to be face valid.
• D)can be used in clinical practice but not research.

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Definitions:

Margin Of Safety

The difference between actual or expected sales and the break-even point. It measures the degree to which a company can withstand a drop in sales.

Scatter Diagram

A graphical representation used to visualize the relationship between two variables, often to identify potential correlation or patterns.

Break-Even Point

The moment when total costs and total revenues are equal, resulting in no net loss or gain.

Least-Squares Regression

A statistical method used to determine the line of best fit by minimizing the sum of squares of the differences between observed values and the values predicted by the line.