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Q:

how to plot a scatter plot in matplotlib

import numpy as npimport matplotlib.pyplot as plt
# Create data
N = 500x = np.random.rand(N)
y = np.random.rand(N)
colors = (0,0,0)
area = np.pi*3
# Plot
plt.scatter(x, y, s=area, c=colors, alpha=0.5)
plt.title('Scatter plot pythonspot.com')
plt.xlabel('x')
plt.ylabel('y')
plt.show()
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# Import matplotlib
import matplotlib.pyplot as plt

# Set plot space as inline for inline plots and qt for external plots
%matplotlib inline


# Set the figure size in inches
plt.figure(figsize=(10,6))

plt.scatter(x, y, label = "label_name" )

# Set x and y axes labels
plt.xlabel('X Values')
plt.ylabel('Y Values')

plt.title('Scatter Title')
plt.legend()
plt.show()
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import numpy as np
np.random.seed(19680801)
import matplotlib.pyplot as plt


fig, ax = plt.subplots()
for color in ['tab:blue', 'tab:orange', 'tab:green']:
    n = 750
    x, y = np.random.rand(2, n)
    scale = 200.0 * np.random.rand(n)
    ax.scatter(x, y, c=color, s=scale, label=color,
               alpha=0.3, edgecolors='none')

ax.legend()
ax.grid(True)

plt.show()
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import numpy as npimport matplotlib.pyplot as plt# Create dataN = 500x = np.random.rand(N)y = np.random.rand(N)colors = (0,0,0)area = np.pi*3# Plotplt.scatter(x, y, s=area, c=colors, alpha=0.5)plt.title('Scatter plot pythonspot.com')plt.xlabel('x')plt.ylabel('y')plt.show()
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import numpy as npimport matplotlib.pyplot as plt# Create dataN = 60g1 = (0.6 + 0.6 * np.random.rand(N), np.random.rand(N))g2 = (0.4+0.3 * np.random.rand(N), 0.5*np.random.rand(N))g3 = (0.3*np.random.rand(N),0.3*np.random.rand(N))data = (g1, g2, g3)colors = ("red", "green", "blue")groups = ("coffee", "tea", "water")# Create plotfig = plt.figure()ax = fig.add_subplot(1, 1, 1, axisbg="1.0")for data, color, group in zip(data, colors, groups):x, y = dataax.scatter(x, y, alpha=0.8, c=color, edgecolors='none', s=30, label=group)plt.title('Matplot scatter plot')plt.legend(loc=2)plt.show()
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