________ Threats to Internal Validity Refer to Data Outcomes That

question 55

Multiple Choice

________ threats to internal validity refer to data outcomes that are not the result of the experimental manipulation,but are instead the result of changes in the data collection instrument.

• A)Interaction
• B)Testing
• C)Instrumentation
• D)Historical
• E)Researcher bias

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Definitions:

Acceptance

The expression of assent to the terms of an offer in such a manner that it forms a legally binding contract.

Unilateral Contract

A unilateral contract is a legally binding agreement where one party promises to do something in return for an act of the other party, who is not legally obligated to act.

Consideration

in contract law, refers to something of value given by both parties to a contract that induces them to enter into the agreement to exchange mutual performances.

Merchant

An individual or company engaged in the business of buying and selling goods or services with the intent of making a profit.