---------------------------------------------------------------------------
TypeError Traceback (most recent call last)
<ipython-input-21-9d1524b451ae> in <module>()
1 fig, ax = plt.subplots()
----> 2 meantab.plot(kind='bar',ax=ax, yerr=glued.groupby(level=0, axis=1).std())
/Users/fabianeidens/anaconda/lib/python2.7/site-packages/pandas/tools/plotting.pyc in plot_frame(frame, x, y, subplots, sharex, sharey, use_index, figsize, grid, legend, rot, ax, style, title, xlim, ylim, logx, logy, xticks, yticks, kind, sort_columns, fontsize, secondary_y, **kwds)
1733 secondary_y=secondary_y, **kwds)
1734
-> 1735 plot_obj.generate()
1736 plot_obj.draw()
1737 if subplots:
/Users/fabianeidens/anaconda/lib/python2.7/site-packages/pandas/tools/plotting.pyc in generate(self)
903 self._compute_plot_data()
904 self._setup_subplots()
--> 905 self._make_plot()
906 self._post_plot_logic()
907 self._adorn_subplots()
/Users/fabianeidens/anaconda/lib/python2.7/site-packages/pandas/tools/plotting.pyc in _make_plot(self)
1559 else:
1560 rect = bar_f(ax, self.ax_pos + i * 0.75 / K, y, 0.75 / K,
-> 1561 start=start, label=label, **kwds)
1562 rects.append(rect)
1563 if self.mark_right:
/Users/fabianeidens/anaconda/lib/python2.7/site-packages/pandas/tools/plotting.pyc in f(ax, x, y, w, start, **kwds)
1506 if self.kind == 'bar':
1507 def f(ax, x, y, w, start=None, **kwds):
-> 1508 return ax.bar(x, y, w, bottom=start,log=self.log, **kwds)
1509 elif self.kind == 'barh':
1510 def f(ax, x, y, w, start=None, log=self.log, **kwds):
/Users/fabianeidens/anaconda/lib/python2.7/site-packages/matplotlib/axes.pyc in bar(self, left, height, width, bottom, **kwargs)
5073 errorbar = self.errorbar(x, y,
5074 yerr=yerr, xerr=xerr,
-> 5075 fmt=None, **error_kw)
5076 else:
5077 errorbar = None
/Users/fabianeidens/anaconda/lib/python2.7/site-packages/matplotlib/axes.pyc in errorbar(self, x, y, yerr, xerr, fmt, ecolor, elinewidth, capsize, barsabove, lolims, uplims, xlolims, xuplims, errorevery, capthick, **kwargs)
5756 # using list comps rather than arrays to preserve units
5757 lower = [thisy - thiserr for (thisy, thiserr)
-> 5758 in cbook.safezip(y, yerr)]
5759 upper = [thisy + thiserr for (thisy, thiserr)
5760 in cbook.safezip(y, yerr)]
TypeError: unsupported operand type(s) for -: 'numpy.float64' and 'str'