Minor cosmetic change.

Tuomas Sivula · Tuomas Sivula · commit eb46b7d3ae8d · 2015-09-06T11:43:13.000+03:00
diff --git a/demos_ch3/demo3_6.py b/demos_ch3/demo3_6.py
@@ -80,7 +80,7 @@
 
 # plot the samples
 plt.subplot(3,1,2)
-plt.scatter(samp_A, samp_B, 10, linewidth=0)
+plt.scatter(samp_A, samp_B, 10, c='#377eb8', linewidth=0)
 plt.xlim([-2,8])
 plt.ylim([-2,40])
 plt.xlabel(r'$\alpha$', fontsize=18)
