File:Geometric pmf.svg
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Original file (SVG file, nominally 675 × 288 pixels, file size: 52 KB)
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Summary
| Description |
English: Plot of the probability mass functions of several members of the family of geometric distributions. |
| Date | |
| Source |
Own work |
| Author | Skbkekas |
| SVG development |  This plot was created with Matplotlib. |
| Source code | Python codeimport numpy as np
import matplotlib.pyplot as plt
import scipy.special as sp
col = {0.2: 'orange', 0.5: 'purple', 0.8: 'lightblue'}
plt.clf()
plt.figure(figsize=(7.5,3.2))
ax1 = plt.axes([0.08,0.13,0.4,0.8])
ax2 = plt.axes([0.57,0.13,0.4,0.8])
plt.hold(True)
X1 = np.arange(1,11)
X2 = np.arange(0,11)
A1,A2 = [],[]
for p in 0.2,0.5,0.8:
Y1 = (X1-1)*np.log(1-p) + np.log(p)
Y1 = np.exp(Y1)
Y2 = X2*np.log(1-p) + np.log(p)
Y2 = np.exp(Y2)
ax1.plot(X1, Y1, '-', color='grey', lw=1)
ax2.plot(X2, Y2, '-', color='grey', lw=1)
a1 = ax1.plot(X1, Y1, 'o', color=col[p], lw=3)
a2 = ax2.plot(X2, Y2, 'o', color=col[p], lw=3)
A1.append(a1)
A2.append(a2)
ax1.set_xlabel("x")
ax1.set_ylabel("P(X=x)")
ax2.set_xlabel("x")
ax2.set_ylabel("P(X=x)")
bx1 = ax1.legend(A1, ("p=0.2", "p=0.5", "p=0.8"),\
numpoints=1, handletextpad=0, loc="upper right")
bx2 = ax2.legend(A2, ("p=0.2", "p=0.5", "p=0.8"),\
numpoints=1, handletextpad=0, loc="upper right")
bx1.draw_frame(False)
bx2.draw_frame(False)
ax1.set_xlim(-0.2,10.2)
ax2.set_xlim(-0.2,10.2)
ax1.set_ylim(-0.05,1.05)
ax2.set_ylim(-0.05,1.05)
plt.savefig("geometric_pmf.pdf")
plt.savefig("geometric_pmf.svg")
|
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution 3.0 Unported license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:30, 26 February 2010 | | 675 × 288 (52 KB) | Skbkekas | {{Information |Description={{en|1=Plot of the probability mass functions of several members of the family of geometric distributions.}} |Source={{own}} |Author=Skbkekas |Date=2010-02-26 |Permission= |other_versions= }} [[Category:Statis |
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