The passing yards for the top 5 quarterbacks in this country are 3,832 , 3,779 , 3,655 , and 3,579. find the variance and standard deviation. round to the nearest hundredth. (show work)

The customer price index(cpi), which measures the cost of a typical package of customer goods,was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely.use data points to find such a line and then estimate the requested quantities