What Is the Population Standard Deviation (σ) for This Set

question 116

Multiple Choice

What is the population standard deviation (σ) for this set of data? 7, 9, 5, 12

• A) 2.99
• B) 8.25
• C) 6.69
• D) 2.59

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Definitions:

Hedonic Treadmill

The theory suggesting that people tend to maintain a relatively stable level of happiness despite major positive or negative events or life changes.

Set Point

The weight maintained when the individual makes no effort to gain or lose weight.

Gratitude Journal

A personal record where individuals regularly document things for which they are grateful, often used to enhance well-being and happiness.

Altruistic Behavior

Actions undertaken selflessly with the intention of helping or benefitting others without expectation of reward.