Number of Items of Interest 322 Sample Size 671 Intermediate Calculations Sample Proportion 0.4799 Standard Error 0.0167 Z Test Statistic 13.7519 Two-Tail Test Lower Critical Value -2.5758 Upper Critical Value 2.5758 p -Value 0 M07_MCCL3396_14_GE_C07.indd 425 25/09/2021 21:37 426 CHAPTER 7 ● Inferences Based on a Single Sample