def _make_line_plot(age_bins):
xs = []
ys = []
for bin, weights in sorted(age_bins.iteritems()):
xs.append(bin)
ys.append(_03_thinkstats._mean(weights))
_05_myplot._plot(xs, ys, 'bs-')
_05_myplot._save(root='agemodel_line',
xlabel="Mother's age (years)",
ylabel='Mean birthweight (oz)',
legend=False)
def main():
xs, ys = _render_pdf(100, 15)
n = 34
pyplot.fill_between(xs[-n:], ys[-n:], y2=0.0001, color='blue', alpha=0.2)
s = 'Congratulations!\nIf you got this far,\nyou must be here.'
d = dict(shrink=0.05)
pyplot.annotate(s, [127, 0.02], xytext=[80, 0.05], arrowprops=d)
_05_myplot._plot(xs,
ys,
clf=False,
show=True,
title='Distribution of IQ',
xlabel='IQ',
ylabel='PDF',
legend=False)