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y Classification of Data
Types of Averages
26 other sections not shown
adjusted annual answer arithmetic mean binomial brands Bureau calculation Census Chapter chi-square class interval class limits coefficient of correlation coefficient of determination computed confidence interval constructed Consumer Price Index correlation analysis data in Exercise degrees of freedom dependent determine difference dollar economic employees error of estimate estimating equation example Exercise Table figures fluctuations forecast formula frequency distribution harmonic mean illustrate independent variables index numbers large number logarithm measure median method Metro Company midpoint Milwaukee metropolitan area moving averages multiple regression normal curve normal distribution null hypothesis ordinate percent probability problem quartile question questionnaire ratio regression and correlation regression coefficients regression equation relationship represent result sample data sample means sample percentages scatter diagram seasonal index selected shown shows simple random sample skewness standard deviation standard error Substituting survey trend origin trend values U.S. Department unexplained variance United universe mean variance variation