Choose the One Alternative That Best Completes the Statement or Answers

question 59

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
-A random sample of 56 lithium batteries has a mean life of 645 hours with a population standard deviation of 31 hours. Compute the $95 \%$ confidence interval for $\mu$ .

• A) \(( 636.9,653.1 )\)
• B) \(( 539.6,551.2 )\)
• C) \(( 112.0,118.9 )\)
• D) \(( 712.0,768.0 )\)

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Definitions:

Intimacy

The sense of closeness and attachment resulting from a deep understanding and mutual affection between individuals, often developed through sharing personal thoughts, feelings, and experiences.

Emotionally Close Relationships

Bonds between individuals characterized by deep affection, trust, mutual support, and strong emotional connections.

Pubertal Development

The physical changes during adolescence that lead to sexual maturity, including growth spurts and development of secondary sexual characteristics.

Hormones

Chemical messengers that are manufactured by the endocrine glands, travel through the bloodstream, and affect other tissues.