Statistics

IX x"2 Sample Mean 1.8 3.24 population mean "p" 1.7 2.89 2.4 5.76 population Standard deviation "o" 2.3 5.29 Standard Error ofthe Mean 1.1 1.21 1.7 2.89 Must Calculate "Ttest" 1.5 2.25 2.4 5.76 estimated Standard error of the mean 1.9 3.61 Tobtain 1.2 1.44 What ifit is suppose to be a one tail test? 18 34.34 T-critical (two-tails @.05) Tcritical {onetail @051 Tobtain > Tcritcal? {yes or no} Conclusion [reject or fail to reject} Tobtain > Tcritcal? {yes or no} 55: 1.94 Conclusion [reject or fail to reject} s2: 0.2156 5: 0.4643 Cohen's d = {M~ul/s Effect size? H] mm Ma d= 2 small d=.5 medium d= 8 large