C7. From the GSS 2018 subsample, we find that 83% of respondents believe in life after death (N = 1,054). a. What is the 95% confidence interval for the percentage of the U.S. population who believe in life after death? b. Without doing any calculations, estimate the lower and upper bounds of 90% and 99% confidence intervals.C9. Education data (measured in years) from the ISSP 2014 are presented below for four countries. Calculate the 90% confidence interval for each country. Country Mean Standard Deviation N France 14.12 5.73 975 Japan 12.48 2.53 528 Croatia 12.18 2.71 480 Turkey 9.15 11.98 783