A Point Estimate Is Typically Reported with an Interval Estimate

question 20

Multiple Choice

A point estimate is typically reported with an interval estimate.Why?

• A) Using only a point estimate is associated with low certainty.
• B) The interval estimate gives researchers a higher level of confidence.
• C) The interval estimate adds certainty to the estimate of the population mean.
• D) All of these.

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Definitions:

Cause-and-Effect Diagram

A visual tool for identifying and organizing the potential causes of a problem in order to identify its root causes, also known as a fishbone or Ishikawa diagram.

Service Quality

The degree to which a service meets the customer's expectations, often evaluated based on factors like responsiveness, reliability, and professionalism.

Cause and Effect Diagram

Also known as a fishbone diagram, it is a tool used to systematically list and analyze the potential causes of a specific problem or effect.

Pareto Chart

A bar graph that represents the frequency or impact of problems or causes in a process, helping to identify the most significant factors.