A Chi-Square Goodness of Fit Test Is to Be Performed

question 51

Multiple Choice

A chi-square goodness of fit test is to be performed to see if data fit the Poisson distribution.There are 6 categories, and lambda must be estimated.How many degrees of freedom should be used?

• A)6
• B)5
• C)4
• D)3
• E)2

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Definitions:

Bridge Formula

The Bridge Formula is a regulatory weight formula used by transportation agencies to limit the maximum allowable weight that a vehicle can exert on a bridge or roadway, aiming to protect infrastructure from excessive wear and damage.

Uncomfortable Ride

An experience where a vehicle's journey is marked by excessive jolting, vibrations, or roughness, causing discomfort to the occupants.

Bogie Centerline

The central axis running through a bogie, which is a framework carrying wheels, attached to vehicles like trains and trailers for better load distribution.