Can we conclude that the effects of publicizing the project in the 3 different media (newspaper, radio, and TV) are different? Do a 5 % test.

Use the following information to answer question. A developer asks visitors how they heard of the housing project they are looking at. Their responses are shown in the following table.

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Distance from construction site Within 10 miles 10-30 miles Farther than 30 miles Source of information Referred by a friend 40 30 10 Newspaper 200 180 150 Radio 120 120 100 TV 150 120 100