Use the Given Degree of Confidence and Sample Data to Find

question 4

Multiple Choice

Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation σ.
Assume that the population has a normal distribution. Round the confidence interval limits to the same number of decimal places as the sample standard deviation.
-Weights of eggs: 95% confidence; n = 22, $\bar { x }$ = 1.65 oz, s = 0.47 oz

• A) \(0.38 \mathrm { oz } < \sigma < 0.63 \mathrm { oz }\)
• B) \(0.37 \mathrm { oz } < \sigma < 0.61 \mathrm { oz }\)
• C) \(0.36 \mathrm { oz } < \sigma < 0.65 \mathrm { oz }\)
• D) \(0.36 \mathrm { oz } < \sigma < 0.67 \mathrm { oz }\)

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Definitions:

Hyperglycemia

A medical condition characterized by high blood glucose (sugar) levels, often associated with diabetes.

Insulin

An agent released by the pancreas that manages the concentration of sugar in the blood by supporting the entry of glucose into various tissues.

Thyroid Gland

Endocrine gland found in the neck; regulates metabolism.

Thyroxin

A hormone produced by the thyroid gland that regulates metabolism, energy generation, and overall growth and development.