Evaluating the Experiment from the Inside: Internal Validity Dr

question 49

Multiple Choice

Evaluating the Experiment from the Inside: Internal Validity Dr.Moss privately worries that his subjects may have guessed his research hypothesis, but doesn't press his subjects for information.Several of his subjects believe that they know the experiment's purpose, but do not reveal this to Dr.Moss.What problem does this situation describe?

• A)a pact of ignorance
• B)confounding
• C)experimenter bias
• D)history threat

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Definitions:

Step-fixed Costs

Expenses that remain constant for a set level of production or output, but can change when a certain threshold is crossed.

Inflationary Price Increase

The rise in prices of goods and services over time, typically due to an increase in the money supply or demand outpacing supply.

Reconciled

The process of making sure that two sets of records (usually the balances of two accounts) are in agreement.

Step-fixed Costs

Costs that remain fixed over a range of activity, but jump to a higher level of expense at certain points when activity levels require it.