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Mathematics, 13.08.2020 22:01 eweqwoewoji

He is running a test to see if butterfly wing color and antennae length are independent for this species. He’s going to look at a sample of 300 butterflies. The possible wing colors are red, blue, yellow, and orange and the possible antennae length are short, medium, and long. How many degrees of freedom will the appropriate test statistic have?

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