摘要: 求置信区间 抽取样本, 样本量为200 np.random.seed(42) coffee_full = pd.read_csv('coffee_dataset.csv') coffee_red = coffee_full.sample(200) #this is the only data you 阅读全文
posted @ 2019-12-29 20:58 ZhuGaochao 阅读(1426) 评论(1) 推荐(0)