Mohammed Is Monitoring the Diameter of Bolts Being Produced on One

question 5

Multiple Choice

Mohammed is monitoring the diameter of bolts being produced on one of his assigned production lines.During this process,he notices one,single measurement that jumped above the upper control limit.He immediately adjusts the alignment on several machines to address the problem.Mohammed has likely

• A)committed a type II error.
• B)made a good decision.
• C)committed a type I error.
• D)committed both a type I and type II error.

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Definitions:

Confidence Interval

A range of values, derived from a data set, that is likely to contain the value of an unknown population parameter, with a specified level of confidence.

Sample Size

The number of observations or data points that are collected in a sample.

Standard Deviation

A method to evaluate the level of uniformity or deviation among data points in a set.

Hourly Earnings

The amount of income earned by an individual per hour of work.