The nieslen company surveyed 371 owners of android phones and found that 220 of them planned to get another android as their next phone. what is the lower bound for the 95% confidence interval for the proportion of android users who plan to get another adroid?

Americans often speak of their country as one of several large regions.  these regions are cultural units rather than governmental units --  formed by history and geography and shaped by the economics, literature and folkways that all the parts of a region share. what makes one region different from another? a region's multicultural heritage as well as distinct demographic characteristics like age and occupation make regions different and special. within several regions, language is used differently and there are strong dialects. there are also differences in outlook and attitude based on geography.