Code to support post on significance levels required for two sample z test of proportions.

twosampleprobability4.py

from matplotlib import pyplot

fig, ax = pyplot.subplots(figsize=(9, 9))
sns.set(style='darkgrid')

plot = sns.pointplot(x='Initial Probability',
            y='Sample Size to Detect Difference',
            hue='Confidence Level', ax = ax,
            data=df)

labels = []
for i in range(0, 101):
    if i % 5 == 0:
        labels.append(str(i))
    else:
        labels.append('')
plot.set_xticklabels(labels=labels)