The Average Natural Gas Bill for a Random Sample of 21

question 81

Multiple Choice

The average natural gas bill for a random sample of 21 homes in 19810 zip code during the month of March was $311.90 with a sample standard deviation of $51.60.The 90% confidence interval around this sample mean is _______.

• A) [$285.98,$337.82]
• B) [$292.46,$331.34]
• C) [$278.09.$345.71]
• D) [$266.82,$356.98]

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Definitions:

Principled Leadership

A leadership style that is based on adhering to a set of ethical standards and values while guiding and influencing others.

Standards of Excellence

Refer to established criteria or benchmarks of quality that an organization or individual aspires to achieve and maintain.

Real Team

A group of individuals who work closely together towards a common goal, often characterized by high levels of collaboration, communication, and shared responsibility.

Results-Driven Structure

An organizational setup focused on outcomes and performance, emphasizing the achievement of specific targets and goals.