GATRA, the Greater Attleboro-Taunton Regional Transit Authority, Serves Six Cities

question 43

Multiple Choice

GATRA, the Greater Attleboro-Taunton Regional Transit Authority, serves six cities (City 1-City 6) . While there are many restrictions (primarily roads on which they may not travel) , they do have some choice of routes. The distances between cities, along permitted routes, are presented below.

-What is the minimum distance that must be traveled to get from City 1 to City 6?

• A)1100 miles
• B)900 miles
• C)1,300 miles
• D)1,400 miles

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Definitions:

Chi-Square

A statistical test that measures the difference between observed and expected frequencies in categorical data.

Row Variable

In the context of a data table or matrix, it refers to the variable represented by the rows, often used in cross-tabulation to compare against another variable.

Column Variable

A variable represented by a column in a dataset, where each entry in the column represents a value of the variable.

Degrees of Freedom

In statistics, it refers to the number of independent values or quantities which can be assigned to a statistical distribution, less the number of parameters estimated.