Decide ? rst whether data are quantitative or qualitative. Unless mentioned otherwise, no assumption has been seriously violated, and therefore the appro-priate test should be selected from among t , F , or c2 tests. Specify the precise form of the test. For example, specify that the t test is for two population means with related samples, or that the c2 test is for two variables, or that the F test is for repeated measures.
An investigator wishes to test whether creative artists are equally likely to be born under each of the 12 astrological signs.