Question

The meantirish time for a yearly amateur auto race was 185 25 minutes with a standard deviation of 35 minute. The winning Cardiven by Sam, finished in 184.17 minutes. The previous year's race had a mean finishing time of 1112 with a standard deviation of 0.129 minute. The winning car that your driven by the finished in 110 m Find the respective scores Who had the more convincing victory? Sam had a time with a score of Julie had a finish time with a score of Hound to two decimal places needed

Answer 1

2- Score for sham Given - el = mean 185.25 minute o = standard deviation 0.353 minute x = The winning car by sham finishin = 184.17 2-score 184.17-185.25 :- 3.05g 0.353 Sam had a finish time with a 2-score of - 3.05 2 score for Julip. Given M = meana 111.2 minute o=standard deviation : 0.129 minute x= The winning cor by julie finish in = 110.94 minute x-ll 111.2 2 sore: = 110.94 - - - 2.01s 0.129 Julie had a finish time with az-score of 1-2.01