Calculate the test statistic and p-value for each sample. Use Appendix C-2 to calculate the p-value. (Negative values should be indicated by a minus sign. Round your test statistic to 3 decimal places and p-value to 4 decimal places.)

chart below

Test Statistic p-value (a) Ho: IT S 0.55 versus H1: IT > 0.55, a = 0.05, x = 52, n = 80 (b) Ho: IT = 0.3 versus H,: IT # 0.3, a = 0.05, x = 17, n = 41 (c) Ho: IT 2 0.1 versus H1: IT