def runExperiment(self):
try:
e = Experiment(int(self.sampleEntry.get()), int(self.populationEntry.get()),
int(self.numSuccessesEntry.get()))
e.perform(int(self.numTrialsEntry.get()))
self.drawResult(e.results, 0)
except AssertionError as error:
tkMessageBox.showerror('Data Entry Error', error.args[0])
except ValueError as error:
tkMessageBox.showerror('Data Entry Error', 'Please make sure each field is filled out'
+ ' and only contains numbers')
