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POPULATIONS AND DESCRIPTIVE STATISTICS
PROBABILITY CONCEPTS AND TOOLS
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accept H0 analysis Answers to asterisked application approximation base Bernoulli process binomial distribution calculate class interval coefficient college GPA column computed confidence interval considered Construct correlation cyclical decision rule decision tree defective degrees of freedom denote determine difference dollars earnings elementary units equal Example expected payoff expected value Explain formula frequency distribution GMAT graduate GPA graph households housing starts illustrate independent variable index number indices measures median method normal curve normal distribution null hypothesis observations obtain parameter Poisson population mean price index probability distribution problems are appended procedure proportion random variable rank regression equation reject H0 relative frequency represents requires sample mean sample space sampling distribution seasonal seismic tests selected shown in Fig shown in Table significance level simple random sample standard deviation standard error statistical population tion toasters tree diagram trend values variance variation weights yields zero