Statistics# Contents: Graphical Representations Frequency Distributions Histograms Ogives Boxplots Point Estimation Motivation Definitions Measures of Centrality Measures of Location Measures of Variation Chebyshev’s Theorem Data Transformations Correlation Definitions Scatter Plots Time Series Linear Regression Regression Model Mean Squared Error Model Estimation Assessing Model Fit Sampling Distributions Central Limit Theorem Sample Proportion Sample Mean Confidence Intervals Definitions Population Proportion Population Mean