The price of gas in the U.S. rose dramatically in the spring and early summer of 2022. We obtained data on the average price of Regular Gas in each of the 50 states and the District of Columbia (n=51). The data come from AAA for the week of 6-12-22. The Stem and Leaf Plot and the sums of Squares are given below. Price of Regular Gas as of 6/12/22 from AAA STEM 441 80 451 25 34 49 461 09 31 40 42 61 64 70 74 471 24 41 51 57 58 60 96 LEAF 48 29 55 70 89 96 49 11 23 83 91 91 50 16 16 16 37 49 49 54 57 71 76 99 511 521 22 23 57 53 15 54 551 31 39 44 58 61 561 50 571 58 591 601 611 621 631 641 34 50/16 represents $5.016 Count 51 Sum(x) 254.07800 Sum(x^2) 1272.484440 Q1 Q2 Q3 4.724 5.076 Count 1 3 8 7 5 5 11 0 3 1 0 5 1 0 1000 O O O O 0 0 One of the values of the Price of Gas is 5.558 for Alaska. Calculate the z-score for this value. Note: the sign does matter for z-scores. Use 4 decimal places and use the proper rules of rounding.