3. Using the data below, answer the following questions using a table format. X4 4 6 3 7 yi 5 2 -1 4 an. Egg b. Zyi c. flxiyi d. Show that iatriyiqtixiyi I' ' i i=1 i=1 i=1 4 e. i x? f. i y? g. [i x1. Y.- %2 h. Show that I2:1)(3 iii: xi; i=1 4 4 1. Show that flogi) = 204?) = 0