Define and Distinguish Between Reliability and Validity

question 83

Essay

Define and distinguish between reliability and validity.Is it necessary for a test to be valid in order for it to be reliable? Is it necessary for a test to be reliable in order for it to be valid? Explain your decisions.

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Definitions:

Employment Taxes

Taxes imposed on employers and employees, typically including payroll taxes for social security and Medicare.

Per Hour

Per Hour typically relates to the rate of pay for workers or the measurement of productivity or operational output on an hourly basis.

Labor Rate Variance

The difference between the actual cost of labor and the expected (or standard) cost.

Actual Hourly Rate

The real wage rate paid for an hour of labor, often compared against budgeted or standard rates for cost analysis.