{"sex":"Frau","time":"Abend","smoker":"Nichtraucher","mean_bill":20.00414}
{"sex":"Frau","time":"Abend","smoker":"Raucher","mean_bill":18.21565}
{"sex":"Frau","time":"Mittag","smoker":"Nichtraucher","mean_bill":15.9024}
{"sex":"Frau","time":"Mittag","smoker":"Raucher","mean_bill":17.431}
{"sex":"Mann","time":"Abend","smoker":"Nichtraucher","mean_bill":20.13013}
{"sex":"Mann","time":"Abend","smoker":"Raucher","mean_bill":23.64255}
{"sex":"Mann","time":"Mittag","smoker":"Nichtraucher","mean_bill":18.4865}
{"sex":"Mann","time":"Mittag","smoker":"Raucher","mean_bill":17.37462}