I believe soccer players in Nebraska, are significantly more fit now then they ever have been.I know that the average soccer player in Nebraska can run 2 miles in a 12.27 mins.I get a complete directory of every soccer player in Nebraska, and randomly select 5 players to participate in my study.Their times, in minutes, are listed as follows:

11.6712.2912.8811.9012.00

Assuming I have an alpha= .05, and am using a two-tailed test, calculate the effect size

ROUND ALL VALUES TO 2 DECIMAL PLACES