รายชื่อผู้เล่นทั้งหมดที่มีเรตติ้งโดยรวมสูงกว่าค่าเฉลี่ย
List all player names who have an overall rating higher than the average.
df_player = pd.DataFrame(columns=['player_name', 'player_api_id']); df_attributes = pd.DataFrame(columns=['player_api_id', 'overall_rating'])
df_player[df_player['player_api_id'].isin(df_attributes[df_attributes['overall_rating'] > df_attributes['overall_rating'].mean()]['player_api_id'])]['player_name'].unique()