In a Manufacturing Process,a Random Sample of 9 Bolts Has

question 132

Multiple Choice

In a manufacturing process,a random sample of 9 bolts has a mean length of 3 inches with a variance of .09.What is the 90 percent confidence interval for the true mean length of the bolt?

• A)2.8355 to 3.1645
• B)2.5065 to 3.4935
• C)2.4420 to 3.5580
• D)2.8140 to 3.1860
• E)2.9442 to 3.0558

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Definitions:

Authority Structure

The organization of authority and power within a group, institution, or society, which outlines the hierarchy and roles of its members.

Hierarchical

characterizes systems or organizations structured in levels of rank or authority, where higher levels have control over the lower ones.

Approach-Inhibition Model

A psychological theory suggesting that power increases an individual's tendency to approach positive stimuli and outcomes, while reducing their perception of risks.

Teachers

Educators or instructors who facilitate learning for students, typically in a school, college, or university setting.