import pandas as pd
from scipy import stats

# Sample dataset of student scores
data = {'Scores': [80, 90, 70, 90, 85, 90]}
df = pd.DataFrame(data)

# Calculate mean
mean_score = df['Scores'].mean()
print("Mean:", mean_score)

# Calculate mode
mode_score = stats.mode(df['Scores'])[0][0]
print("Mode:", mode_score)