SCENARIO 11-1 an Airline Wants to Select a Computer Software Package for Package

question 25

Multiple Choice

SCENARIO 11-1
An airline wants to select a computer software package for its reservation system.Four software packages (1,2,3,and 4) are commercially available.The airline will choose the package that bumps as few passengers as possible during a month.An experiment is set up in which each package is used to make reservations for 5 randomly selected weeks.(A total of 20 weeks was included in the experiment. ) The number of passengers bumped each week is obtained,which gives rise to the following Excel output:

-Referring to Scenario 11-1,the within groups degrees of freedom is

• A)3
• B)4
• C)16
• D)19

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Definitions:

Mean (μ)

A statistical measure, represented by the symbol μ, that calculates the average of a set of numbers by dividing the sum of these numbers by their quantity.

Normal Model

A statistical representation where data points form a bell-shaped curve around the mean, indicating a normal distribution.

Cutoff Values

Specific points on a scale that separate data into distinct categories or groups for analysis.

Car Speeds

The velocities at which cars travel, usually measured in miles per hour (mph) or kilometers per hour (kph).