Using z-scores for comparisons Read HW Intro reading Bock Test : Complete next tasks. Figure 5.1 200-m Race Long Jump Stem Leaf Stem Leaf Long Jump 200 m Stem-and-leaf displays for the 200-m race and the long jump in the 2008 23 233 66 3 Mean (all Olympic heptathlon. Hyleas Fountain 23 699 65 3 64 0578 (blue scores) won the 200-m, and 24 22333334 contestants) 24 5566677999 63 368 Nataliya Dobrynska (yellow scores) SO 25 000234444 62 1 won the long jump. The stems for the 25 599 61 11235668 200-m race run from faster to slower 26 1 60 24689 Dobrynska and the stems for the long jump from 59 267778 longer to shorter so that the best 58 8 Fountain scores are at the top of each display. 2313=23.3 seconds 6613=6.63 meters Event Long Jump 200 m Run Mean SD Dobrynska Performance z-score Total z-score Fountain Performance z-score Total z-score Conclude the statement : who (Dobryanka or Fountain) is deserved to have a gold medal