A Population of N = 10 Scores Has a Mean

question 44

Multiple Choice

A population of N = 10 scores has a mean of μ = 6.After one score is removed,the mean is found to be M = 5.What is the value of the score that was removed?

• A)X = 10
• B)X = 5
• C)X = 3
• D)X = 15

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Definitions:

Statistical Process Control Charts

Graphical tools used for monitoring, controlling, and improving processes by identifying variations.

Process Variables

Elements or factors within a process that can be adjusted to affect the outcome, often used in manufacturing and control systems.

R-chart

A control chart used for monitoring the range of variability of a process over a period of time.

Dispersion

The measure of how spread out or scattered values are in a data set, indicating the variability or inconsistency in the data.