Refer to the previous exercise For the 280 African Americans
Refer to the previous exercise For the 280 African Americans
Refer to the previous exercise. For the 280 African Americans in the 2008 GSS, a 99% confidence interval for the mean of EDUC is (12.38, 13.16). Explain why the following interpretation is incorrect: 99% of all African Americans have completed grades between 12.38 and 13.16.