Given N = 12, S² = 44 $\le$ $\sigma$ ² $\le$ 1752888
B)23

question 33

Multiple Choice

Given n = 12, s² = 44.90, and that the population is normally distributed, the 99% confidence interval for the population variance is ________.

• A)19.0391 \(\le\)\(\sigma\)² \(\le\) 175.2888
• B)23.0881\(\le\) \(\sigma\)² \(\le\) 122.3495
• C)25.6253 \(\le\) \(\sigma\)² \(\le\) 103.0993
• D)18.4588 \(\le\) \(\sigma\) ² \(\le\)189.7264
• E)14.2929 \(\le\) \(\sigma\) ² \(\le\) 139.2989

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Definitions:

Photosynthesis

Process, usually occurring within chloroplasts, that uses solar energy to reduce carbon dioxide to carbohydrate.

Autotroph

Organism that can capture energy and synthesize organic molecules from inorganic nutrients.

Biotic Factors

Components of an ecosystem that are living, including plants, animals, and microorganisms.

Abiotic Factors

Non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.