Find the degree of freedom

Reference no: EM1382951

3. In a study of intraspecific aggression (aggression directed toward other members of the same species), an experimenter finds that 16 out of 23 animals tested in species A exhibit aggression, while only 6 of 25 are aggressive in species B. Do the two species differ significantly in terms of intraspecific aggression?

a. What is the degree of freedom?

b. What is the chi-square value?

c. Do the two species differ significantly in terms of interspecific aggression?

Reference no: EM1382951

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