A Random Sample of Size 30 from a Normal Population $\bar { X }$

question 142

Multiple Choice

A random sample of size 30 from a normal population yields $\bar { X }$
= 32.8 with a population standard deviation of 4.51.Construct a 95 percent confidence interval for ?.

• A) \(\left[ \begin{array} { l l }
• 23.96 & 41.64
• \end{array} \right]\)
• B) \([ 32.04\)\( \quad\)\( \quad\)\(33.56 ]\)
• C) \([ 31.45 \quad 34.15 ]\)
• D) \(\left[ \begin{array} { l l }
• 31.19 & 34.41
• \end{array} \right]\)

---

Definitions:

Oxidoreductases

Enzymes that catalyze the transfer of electrons from one molecule (the reductant) to another (the oxidant), crucial in both energy production and detoxification.

Oxidation-Reduction Reactions

Chemical reactions involving the transfer of electrons between two substances, affecting the oxidation state of the reactants.

Polysaccharides

Large carbohydrates consisting of long chains of monosaccharide units bound together, serving as energy stores or structural components.

Monosaccharides

The simplest form of carbohydrates, consisting of single sugar molecules like glucose and fructose.