Professor Zeeman Has Conducted Experiments That Suggest a New Study

question 3

Multiple Choice

Professor Zeeman has conducted experiments that suggest a new study technique can enhance memory. However, the new technique does not work for students taking real classes. The experimental finding:

• A) lacks internal validity.
• B) lacks external validity.
• C) is not reliable.
• D) is probably due to chance.

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Definitions:

Prevention Costs

Costs incurred to avoid or minimize the number of defects in products or services, typically including quality planning and training.

Appraisal Costs

Expenses associated with evaluating and inspecting products to ensure they meet quality and compliance standards.

Internal Failure Costs

Internal Failure Costs are expenses incurred when a product fails to meet quality standards before it is shipped to customers, including scrap, rework, and downtime.

External Failure Costs

Costs that arise when a product fails to meet quality standards after being delivered to the customer, including returns, repairs, and warranty claims.