Assume That $\sigma _ { 1 } ^ { 2 } = \sigma _ { 2 } ^ { 2 } = \sigma ^ { 2 }$

question 48

Essay

Assume that $\sigma _ { 1 } ^ { 2 } = \sigma _ { 2 } ^ { 2 } = \sigma ^ { 2 }$ . Calculate the pooled estimator of $\sigma ^ { 2 }$ for $s _ { 1 } ^ { 2 } = .88$ , $s _ { 2 } ^ { 2 } = 1.01 , n _ { 1 } = 10$ , and $n _ { 2 } = 12$ .

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Definitions:

Repetitive Process

A series of actions or operations that are performed over and over again, usually in a manufacturing or production setting.

Process Chart

A visual representation of the steps involved in a process, showing the sequence of tasks and decisions needed to complete a task or process.

Process Map

A visual representation of the steps, events, and operations that comprise a business process, showing how items flow through various stages.

Schematic Diagram

illustrates the elements of a system using abstract, graphic symbols rather than realistic pictures, emphasizing connections and relationships.