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7. Find the t values that form the boundaries of the criti- cal region for a two-tailed test with a = .05 for each of the following sample sizes: a. n = 4 b. n = 15 do endl no1 2bnooos 81 = M C. n = 24 8. Find the t value that forms the boundary of the critical region in the right-hand tail for a one-tailed test with a = .01 for each of the following sample sizes. a. n = 10 b. n = 20 c. n = 30