A Hotel Chain Periodically Analyzes Its Service Times to Check

question 5

Multiple Choice

A hotel chain periodically analyzes its service times to check for variation in service processes.To do this,it uses R-charts.Seven samples,each containing observed checkout time with three different customers,were collected.The average mean and the average range of the service times are found to be 9.924 and 0.957,respectively.If D₄ for the R-chart is 1.924,the upper control limit (UCL_R) for the R-chart will be:

• A) less than or equal to 1.0.
• B) greater than 1.0 but less than or equal to 1.5.
• C) greater than 1.5 but less than or equal to 2.0.
• D) greater than 2.0 but less than or equal to 2.5.

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Definitions:

Medication

Substances used to diagnose, treat, cure, or prevent disease, primarily by pharmacological or therapeutic effects.

Community Mental Health Act

A 1963 law in the United States that aimed to provide federal funding for community mental health centers and research into mental illness.

Treated

Managed or addressed through medical care, therapy, medication, or other interventions to alleviate symptoms or cure the condition.

Community

Community refers to a group of people living in the same place or having a particular characteristic in common, often sharing similar values, interests, or cultures.