Following Are the Heights in Inches of 12 Two-Year-Old Apple $\begin{array}{llllll}\hline 37.5 & 35.3 & 39.2 & 38.7 & 43.0 & 41.9 \\\hline 36.7 & 38.0 & 40.9 & 38.3 & 37.8 & 41.8 \\\hline\end{array}$

question 39

Multiple Choice

Following are the heights in inches of 12 two-year-old apple trees. Assume that the population is normally distributed.
$\begin{array}{llllll}\hline 37.5 & 35.3 & 39.2 & 38.7 & 43.0 & 41.9 \\\hline 36.7 & 38.0 & 40.9 & 38.3 & 37.8 & 41.8 \\\hline\end{array}$

Construct a $90 \%$ confidence interval for the population standard deviation $\sigma$ .

• A) \(( 1.75,3.62 )\)
• B) \(( 1.86,3.28 )\)
• C) \(( 1.77,3.54 )\)
• D) \(( 1.69,3.39 )\)

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Definitions:

Cohesive Groups

A rephrased definition for Cohesiveness, emphasizing groups in which members possess strong bonds, leading to increased group solidarity and loyalty.

Nonhierarchical

Lacking a structured order or ranking among components or members, promoting equal standing or decentralization.

Structured

Organized in a systematic or planned manner, often referring to settings or processes.

Orientation Stage

The orientation stage is the initial phase in group development, where members meet, form initial impressions, and begin to establish norms.