Statistical Techniques in Business and Economics

05 significance level alternate hypothesis ANOVA ANSWER section Appendix arithmetic mean base period binomial distribution BINOMIAL PROBABILITY DISTRIBUTION cakes cars CHAPTER GOALS Check your answers coefficient of correlation coefficient of determination column computed value confidence interval correct answer critical value cumulative frequency customers decision rule degrees of freedom determine difference equal error of estimate event example Exercise 1 Check F distribution formula frequency distribution GOALS After completing H₁ hypothesis is rejected income independent variables level of measurement median MINITAB n₁ n₂ Name CHAPTER ASSIGNMENT null hypothesis number of observations one-tailed test opportunity loss p-value payoff population mean price index quartile range rank regarding the null regression coefficients regression equation repair cost salary sample means seasonal index selected skewed Solution space provided square standard error standard normal distribution test statistic total number trend equation variance variation Wilcoxon Wilcoxon signed-rank test zero