코드를 보면서 확인해 보겠다. import pandas as pd import numpy as np import statsmodels.api as sm from sklearn import linear_model from sklearn.linear_model import LinearRegression import matplotlib.pyplot as plt 먼저 필요한 library를 임포트한다. # Excel read pd.set_option('display.max_columns', None) DATA_PATH ="C:/Users/user/Desktop/Data/Data.xlsx" full_dataframe = pd.read_excel(DATA_PATH, sep=',') X = full_dataframe..