A Disadvantage of Using Grouping (A Frequency Table)with Sample Data

question 57

Multiple Choice

A disadvantage of using grouping (a frequency table) with sample data is that:

• A)Calculations involving central tendency and variation are more complicated than central tendency and variation calculations based on ungrouped datA.
• B)The descriptive statistics are less precise than the descriptive statistics obtained using ungrouped data.
• C)The interpretation of the grouped data descriptive statistics is meaningless.
• D)It is much more difficult to summarize the information than it is with the ungrouped data.

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Definitions:

Pleasure Centre

Brain regions that are activated by rewarding stimuli, leading to feelings of pleasure as part of the brain's reward system.

Tiny Electrode

A small, conductive device used to stimulate or record electrical activity within the body or brain.

Hypothalamus

A region of the brain responsible for hormone production and regulation of essential bodily functions such as temperature, hunger, thirst, and sleep.

Corpus Callosum

A thick band of nerve fibers that connects the left and right hemispheres of the brain, facilitating communication between them.