A Researcher Would Like to Compare the Effectiveness of Two

question 90

Multiple Choice

A researcher would like to compare the effectiveness of two drugs to treat anxiety. He gives Drug A to a participant and then gives Drug B to that same participant 12 hours later. Unfortunately, Drug A is not fully out of the participant's system yet, so the study is contaminated by

• A) response bias.
• B) a carryover effect.
• C) demand characteristics.
• D) experimenter bias.

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Definitions:

GPA

Grade Point Average, a numerical calculation that represents the average value of the accumulated final grades earned over time from courses taken.

Line Graph

A type of graph that uses lines to connect individual data points, displaying trends over a period of time or category.

Bar Chart

A graphical representation of data using bars of different heights or lengths to compare values across different categories.

Histogram

A graphical representation of the distribution of numerical data, showing the frequency of data intervals.