For parts (d), (e), and (f), convert the z intervals to x intervals. (For each answer, enter a numbe (d) -2.17 < 2 (Fill in the blank. A blank is represented by _____.) ________ < x (e) z < 1.28 x < _________ (f) -1.99 < z < 1.44 (fill in the blanks. A blank is represented by ______. There are two answer blanks.) ________ < x < _____ first blank: second blank: Mean is 29.6 Standard deviation is 3.9