Elements of Business Statistics

alternate hypothesis analysis of variance arithmetic mean assume binomial distribution calculators chapter class intervals coefficient column computed conditional probability confidence interval confidence interval estimate considered CONTINGENCY TABLES CORRELATION ANALYSIS corresponding critical value cyclical decision rule degrees of freedom dependent variable determine equal event example Exhibit Explain find the probability forecast formula frequency distribution given Hence HYPOTHESIS TESTING income interpreted interval estimate level of significance marginal probability measure median moving average normal curve normal distribution null hypothesis obtained occur percent population presented prob probability distribution procedure random sample region of rejection REGRESSION AND CORRELATION regression equation regression line relationship represents result sample mean sample proportion sample statistic sampling distribution seasonal index shipment specific standard deviation standard error t-distribution tail test statistic tion total number trend equation Type II error universe mean workers x-values zero σχ