A Researcher Is Concerned That His Expectations About the Effectiveness

question 50

Multiple Choice

A researcher is concerned that his expectations about the effectiveness of a new drug are influencing the reports of participants in his studies. Specifically, he believes that this new drug is effective and has shared this information with participants in his research. In order to better control the effect of his own expectations on participants, this researcher should:

• A) use random sampling.
• B) use the double-blind procedure.
• C) operationally define his independent variable.
• D) operationally define his dependent variable.

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Definitions:

Stored Value

A stored value refers to a quantity or information that is saved or retained in a storage system or medium for future use.

Stored Value

Information or data that has been saved in a memory location within a device or system for later use or reference.

Move Instruction

A command in programming and automation that directs the transfer of data from one location to another.

Value

A value is the importance, worth, or usefulness of something, often quantified in numerical terms.