An Accelerated Life Test on a Large Number of Type-D

question 75

Multiple Choice

An accelerated life test on a large number of type-D alkaline batteries revealed that the mean life
For a particular use before they failed is 19.0 hours. The distribution of the lives approximated a
Normal distribution. The standard deviation of the distribution was 1.2 hours. About 95.44 percent of
The batteries failed between what two values?

• A) 8.9 and 18.9
• B) 12.2 and 14.2
• C) 14.1 and 22.1
• D) 16.6 and 21.4

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Definitions:

Aerobic Exercise

Physical exercise of low to high intensity that depends primarily on the aerobic energy-generating process.

Mindfulness Meditation

A form of meditation focusing on being intensely aware of what you're sensing and feeling in the moment, without interpretation or judgment.

Subjective Well-Being

Self-perceived happiness or satisfaction with life. Used along with measures of objective well-being (for example, physical and economic indicators) to evaluate people’s quality of life.

Intimacy

The feeling of being emotionally close to someone, characterized by mutual affection, trust, and deep connection.