"""This file contains code used in "Think Stats",
by Allen B. Downey, available from greenteapress.com
Copyright 2010 Allen B. Downey
License: GNU GPLv3 http://www.gnu.org/licenses/gpl.html
"""
import relay
import Cdf
import myplot
def main():
results = relay.ReadResults()
speeds = relay.GetSpeeds(results)
cdf = Cdf.MakeCdfFromList(speeds, 'speeds')
myplot.Cdf(cdf)
myplot.Save(root='relay_cdf',
title='CDF of running speed',
xlabel='speed (mph)',
ylabel='probability')
if __name__ == '__main__':
main()