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'normed' property replaced with 'density' in plt.hist #497

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'normed' property replaced with 'density' in plt.hist #497

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20 changes: 10 additions & 10 deletions Chapter2_MorePyMC/Ch2_MorePyMC_PyMC3.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -442,7 +442,7 @@
"\n",
"\n",
"samples = lambda_1.random(size=20000)\n",
"plt.hist(samples, bins=70, normed=True, histtype=\"stepfilled\")\n",
"plt.hist(samples, bins=70, density=True, histtype=\"stepfilled\")\n",
"plt.title(\"Prior distribution for $\\lambda_1$\")\n",
"plt.xlim(0, 8);"
]
Expand Down Expand Up @@ -894,7 +894,7 @@
"figsize(12.5, 4)\n",
"plt.title(\"Posterior distribution of $p_A$, the true effectiveness of site A\")\n",
"plt.vlines(p_true, 0, 90, linestyle=\"--\", label=\"true $p_A$ (unknown)\")\n",
"plt.hist(burned_trace[\"p\"], bins=25, histtype=\"stepfilled\", normed=True)\n",
"plt.hist(burned_trace[\"p\"], bins=25, histtype=\"stepfilled\", density=True)\n",
"plt.legend();"
]
},
Expand Down Expand Up @@ -1049,7 +1049,7 @@
"\n",
"plt.xlim(0, .1)\n",
"plt.hist(p_A_samples, histtype='stepfilled', bins=25, alpha=0.85,\n",
" label=\"posterior of $p_A$\", color=\"#A60628\", normed=True)\n",
" label=\"posterior of $p_A$\", color=\"#A60628\", density=True)\n",
"plt.vlines(true_p_A, 0, 80, linestyle=\"--\", label=\"true $p_A$ (unknown)\")\n",
"plt.legend(loc=\"upper right\")\n",
"plt.title(\"Posterior distributions of $p_A$, $p_B$, and delta unknowns\")\n",
Expand All @@ -1058,13 +1058,13 @@
"\n",
"plt.xlim(0, .1)\n",
"plt.hist(p_B_samples, histtype='stepfilled', bins=25, alpha=0.85,\n",
" label=\"posterior of $p_B$\", color=\"#467821\", normed=True)\n",
" label=\"posterior of $p_B$\", color=\"#467821\", density=True)\n",
"plt.vlines(true_p_B, 0, 80, linestyle=\"--\", label=\"true $p_B$ (unknown)\")\n",
"plt.legend(loc=\"upper right\")\n",
"\n",
"ax = plt.subplot(313)\n",
"plt.hist(delta_samples, histtype='stepfilled', bins=30, alpha=0.85,\n",
" label=\"posterior of delta\", color=\"#7A68A6\", normed=True)\n",
" label=\"posterior of delta\", color=\"#7A68A6\", density=True)\n",
"plt.vlines(true_p_A - true_p_B, 0, 60, linestyle=\"--\",\n",
" label=\"true delta (unknown)\")\n",
"plt.vlines(0, 0, 60, color=\"black\", alpha=0.2)\n",
Expand Down Expand Up @@ -1428,7 +1428,7 @@
"source": [
"figsize(12.5, 3)\n",
"p_trace = burned_trace[\"freq_cheating\"][15000:]\n",
"plt.hist(p_trace, histtype=\"stepfilled\", normed=True, alpha=0.85, bins=30, \n",
"plt.hist(p_trace, histtype=\"stepfilled\", density=True, alpha=0.85, bins=30, \n",
" label=\"posterior distribution\", color=\"#348ABD\")\n",
"plt.vlines([.05, .35], [0, 0], [5, 5], alpha=0.3)\n",
"plt.xlim(0, 1)\n",
Expand Down Expand Up @@ -1559,7 +1559,7 @@
"source": [
"figsize(12.5, 3)\n",
"p_trace = burned_trace[\"freq_cheating\"]\n",
"plt.hist(p_trace, histtype=\"stepfilled\", normed=True, alpha=0.85, bins=30, \n",
"plt.hist(p_trace, histtype=\"stepfilled\", density=True, alpha=0.85, bins=30, \n",
" label=\"posterior distribution\", color=\"#348ABD\")\n",
"plt.vlines([.05, .35], [0, 0], [5, 5], alpha=0.2)\n",
"plt.xlim(0, 1)\n",
Expand Down Expand Up @@ -1968,12 +1968,12 @@
"plt.subplot(211)\n",
"plt.title(r\"Posterior distributions of the variables $\\alpha, \\beta$\")\n",
"plt.hist(beta_samples, histtype='stepfilled', bins=35, alpha=0.85,\n",
" label=r\"posterior of $\\beta$\", color=\"#7A68A6\", normed=True)\n",
" label=r\"posterior of $\\beta$\", color=\"#7A68A6\", density=True)\n",
"plt.legend()\n",
"\n",
"plt.subplot(212)\n",
"plt.hist(alpha_samples, histtype='stepfilled', bins=35, alpha=0.85,\n",
" label=r\"posterior of $\\alpha$\", color=\"#A60628\", normed=True)\n",
" label=r\"posterior of $\\alpha$\", color=\"#A60628\", density=True)\n",
"plt.legend();"
]
},
Expand Down Expand Up @@ -2132,7 +2132,7 @@
"prob_31 = logistic(31, beta_samples, alpha_samples)\n",
"\n",
"plt.xlim(0.995, 1)\n",
"plt.hist(prob_31, bins=1000, normed=True, histtype='stepfilled')\n",
"plt.hist(prob_31, bins=1000, density=True, histtype='stepfilled')\n",
"plt.title(\"Posterior distribution of probability of defect, given $t = 31$\")\n",
"plt.xlabel(\"probability of defect occurring in O-ring\");"
]
Expand Down