A student asks: ""Why is the F test for equality of factor level means not a two-tail test since any differences among the factor level means can occur in either direction?""

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

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

Is (0,0) a to ? ys x2 - 4 y> 2x-1