æ¦è¦ Rã«ãããã·ã«åæã«ã¤ãã¦ãç´¹ä»ãã¾ãã ãã·ã«åæã¨ã¯ã売ä¸ãªã©ç¹å®ã®æ°å¤ã§é¡§å®¢ãã¼ã¿ã並ã³æ¿ãããã¨ã«ã10çåããåæã§ãã ä¸ä½ã«éä¸ããç¹å¾´ãæãã¦ã次ã®æ½çãèæ¡ããããã«æ´»ç¨ãã¾ãã æºå ãã¼ã¿ ã¾ãã1ã«ã¹ã¿ãã¼1ãã¼ã¿ã§å£²ä¸ãã¼ã¿ãæºåãã¾ãã customerId,sales_amount 1289,2599 1925,110 1498,75 ... å®è£ ãã£ãããã·ã«åæããã¦ããã¾ãã ã¾ããä¸è¨ã§æºåãã売ä¸ãã¼ã¿ãèªã¿è¾¼ã¿ã¾ãã sales_data = read.csv("~/Downloads/decile.csv", header = T) ã¤ãã«ãstr()ã§ãã¼ã¿æ§é ã確èªãã¾ãã str(sales_data) 'data.frame': 10000 obs. of 2 variables: $ customerId : int 1289
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