Question: 12. Assuming a two-tailed test with a = .05, how large a correlation is needed to be statistically significant for each of the following samples?

12. Assuming a two-tailed test with a = .05, how large a correlation is needed to be statistically significant for each of the following samples?

a. A sample of n = 15 individuals

b. A sample of n = 30 individuals

c. A sample of n = 92 individuals

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