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Exhibit 13

question 76

Multiple Choice

Exhibit 13.4 The ANOVA test performed for Exhibit 13.2 determined that not all mean commute times across the four cities are equal.However,it did not indicate which means differed.To find out which population means differ requires further analysis of the direction and the statistical significance of the difference between paired population means.Tukey 95% confidence intervals are shown below. Refer to Exhibit 13.4.The conclusion of the Tukey confidence intervals is:

Definitions:

Negative Reciprocity

An exchange where one party aims to get more than they give, often at the expense of the other.

Ethnic Groups

Collectives of people who identify with each other based on shared cultural traditions, ancestry, language, history, or societal norms.

Speculation

The act of forming theories or conjecture without firm evidence.

Cargo System

A traditional system of communal work and social organization, often found in indigenous communities, involving the rotation of community service roles.