alterations in various aspects of society over time according to pitrim Sorkin cyclical theory of social change the principle of immant change is the natural tendency of a society structure to swing back and forth between the ideotional and sensate culture
95 percent times 13. 1000000. 13.1000000 take away the answer. That will be answer for the specific month. 95 percent times 4.100000. 4.1000000 take away the answer gives you the answer for the standard deviation. You plus them altogether to find the confidence interval of the true mean.