잠토의 잠망경

3.2.6 교차분석표 구현하기 code cross = pd.pivot_table( data = datas, values = 'sales', aggfunc= 'sum', index = 'store', columns= 'color' ) print(cross) 결과 color blue red store asan 3 4 seoul 1 2 full code github from pandas import DataFrame import pandas as pd datas = pd.DataFrame({'store':['seoul', 'seoul', 'asan', 'asan'], 'color': ['blue', 'red', 'blue', 'red'], 'sales':[1, 2, 3, 4]}) print(datas.desc..