Student Test Scores by Study Method

import numpy as np
import matplotlib.pyplot as plt
import pandas as pd
import ptitprince as pt

np.random.seed(203)
BG_COLOR = '#ffffff'
TEXT_COLOR = '#1f2937'
COLORS = ['#F54927', '#4927F5', '#27F5B0', '#F5D327']

methods = ['Traditional', 'Online', 'Hybrid', 'Self-Paced']
data = pd.DataFrame({
    'Score': np.concatenate([
        np.random.normal(72, 12, 90),
        np.random.normal(75, 14, 85),
        np.random.normal(80, 10, 95),
        np.random.normal(68, 16, 80)
    ]),
    'Method': ['Traditional']*90 + ['Online']*85 + ['Hybrid']*95 + ['Self-Paced']*80
})

fig, ax = plt.subplots(figsize=(10, 6), facecolor=BG_COLOR)
ax.set_facecolor(BG_COLOR)

pt.RainCloud(x='Method', y='Score', data=data, palette=COLORS,
             bw=.2, width_viol=.6, ax=ax, orient='h', alpha=.65,
             dodge=True, pointplot=False, move=.2)

ax.axvline(70, color='#22c55e', linestyle='--', alpha=0.6, linewidth=1.5)
ax.text(71, 3.5, 'Pass', color='#22c55e', fontsize=9)

ax.set_xlabel('Test Score', fontsize=12, color=TEXT_COLOR, fontweight='500')
ax.set_ylabel('Study Method', fontsize=12, color=TEXT_COLOR, fontweight='500')
ax.set_title('Student Performance by Study Method', fontsize=14, color=TEXT_COLOR, fontweight='bold', pad=15)

ax.tick_params(colors='#374151', labelsize=10)
for spine in ax.spines.values():
    spine.set_color('#e5e7eb')

plt.tight_layout()
plt.show()