Psychology Statistics Formulas, Exams of Statistics

Download Psychology Statistics Formulas and more Exams Statistics in PDF only on Docsity! Psychology Statistics Formulas Range - r Mean of sample size - x̅ Mean of population - μ Sum of Squares - SS Sample Standard Deviation - s -the square root of the variance Sample Standard Deviation Squared (variance) - s^2 Population Standard Deviation - σ -the square root of the population variance population standard deviation squared (variance) - σ^2 Sample Estimated Standard Error - Sx̅ Population Estimated Standard Error - σx̅ Independent Sample T-Test - s(x̅1-x̅2) Pooled Standard Deviation (ISTT) - Sp Dependent Sample t-Test - Sx̅d Correlation - Rxy Internal Consistency Reliability (Cronbach's Alpha) - a Z-Test Statistic - Zx̅ Z-score - Zi One Way t-test - tx̅