You Are Developing an X-Bar Chart Based on Sample Means

question 46

Multiple Choice

You are developing an X-bar chart based on sample means. You know the standard deviation of the sample means is 4, the desired confidence level is 99 percent, and the average of the sample means is 20. Which of the following is your LCL?

• A) 36
• B) 24
• C) 9.68
• D) 16.79
• E) 30.32

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Definitions:

Polls

are surveys used to gauge public opinion, preferences, or attitudes towards various topics, individuals, or policies at a specific point in time.

White Supremacists

Individuals or groups who believe in the superiority of the white race, often advocating for the segregation and exclusion of non-white populations.

Racial Identity

An individual's identification with a certain race or races, influenced by societal, cultural, and personal factors.

Abby L. Ferber

An American sociologist known for her work on white nationalism, racism, and the intersections of race, gender, and sexuality.