Choose the One Alternative That Best Completes the Statement or Answers

question 66

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
-A random sample of 150 towns in a western state had an average annual precipitation of $2.86$ inches and a population standard deviation of $0.78$ inches. Compute the $98 \%$ confidence interval for $\mu$ .

• A) \(( 2.71,3.01 )\)
• B) \(( 2.51,3.53 )\)
• C) \(( 2.43,3.79 )\)
• D) \(( 2.31,3.88 )\)

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Definitions:

Deionized Water

Water from which ions have been removed, making it highly pure.

Amylase

An enzyme produced primarily in the pancreas and salivary glands that helps in the breakdown of carbohydrates into sugars.

Pepsinogen

Pepsinogen is an inactive precursor of pepsin, a digestive enzyme produced in the stomach that is activated by stomach acid to break down proteins in food.

Hydrochloric Acid

A strong, corrosive acid consisting of hydrogen and chlorine, notably present in gastric juice.