Mia Is a Participant in a Human Intervention Study Designed

question 84

Multiple Choice

Mia is a participant in a human intervention study designed to test the effectiveness of losing weight by eating a diet that contains 25% of one’s required kcalories from fat. Because she is in this study, Mia has decided to increase the amount of exercise she gets and to reduce the amount of beer she drinks. Mia’s behavior is an example of _____.

• A)the Sanders effect
• B)subject bias
• C)a confounding variable
• D)the Hawthorne effect

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Definitions:

Labor Efficiency Variance

The difference between the actual hours worked and the standard hours expected to produce a certain level of output, multiplied by the standard labor rate.

Labor Rate Variance

The difference between the actual cost of labor and the expected (or standard) cost, often used in manufacturing to measure efficiency and cost management.

Favorable

A term typically used in budgeting and accounting to describe variances or outcomes that are better than expected or budgeted figures.

Variable Overhead Rate Variance

The difference between the actual variable overhead incurred and the standard variable overhead estimated.