Find the -value(s) for each of the following cases. Round your answers to 3 decimal places. Enter negative values as negative number. a. Upper tail area of with degrees of freedom is . b. Lower tail area of with degrees of freedom is . c. Upper tail area of with degrees of freedom is . d. Where of the area falls between these two -values with degrees of freedom. , e. Where of the area falls between these two -values with degrees of freedom.