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Questions and Answers
Which of the following scenarios best illustrates the concept of 'confirmation bias'?
Which of the following scenarios best illustrates the concept of 'confirmation bias'?
- A researcher designs an experiment to disprove their hypothesis.
- An investor primarily seeks information that supports their stock picks, ignoring contradictory data. (correct)
- A news anchor presents all sides of a political issue equally.
- A judge impartially weighs evidence from both prosecution and defense lawyers.
In the context of a scientific experiment, the dependent variable is the one that the researcher manipulates to observe its effect.
In the context of a scientific experiment, the dependent variable is the one that the researcher manipulates to observe its effect.
False (B)
Briefly explain how the Hawthorne effect can influence the results of an experiment and provide an example.
Briefly explain how the Hawthorne effect can influence the results of an experiment and provide an example.
The Hawthorne effect is when participants alter their behavior because they know they are being observed. For example, workers increasing productivity during a study due to the attention, not the changes in working conditions.
A correlation coefficient of -0.9 indicates a strong ______ correlation between two variables.
A correlation coefficient of -0.9 indicates a strong ______ correlation between two variables.
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Match the following statistical terms with their definitions:
Match the following statistical terms with their definitions:
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