When Summarizing Data, Why Is It Important to Report Both

question 9

Multiple Choice

When summarizing data, why is it important to report both the mean and the standard deviation?

• A)two sets of data could have the same mean but different amounts of variability
• B)this way both descriptive and inferential statistics are covered
• C)this way the null hypothesis can be evaluated
• D)this enables the researcher to avoid Type I and Type II errors

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Definitions:

Piagetian

Piagetian relates to the theories of cognitive development proposed by Swiss psychologist Jean Piaget, focusing on how children develop intellectual abilities.

Psychometric

Relates to the science of measuring mental capacities and processes.

Information-processing Abilities

Refers to the cognitive capacities to perceive, analyze, and manipulate information efficiently and effectively.

Innate Learning Mechanisms

The built-in capabilities of an organism to learn certain types of information or behavior without the need for extensive experience or training, often crucial for survival.