data modeling books

cost)/gross cost) x100. Fiscal year consolidated report for completed projects Financial year and number of projects executed. Project income. Total cost of project implementation Profit Margin – (Project revenue-project Total cost)/Total project cost (x100). Items that are currently running that cost has exceeded the quote. Project ID and project name. Price. Total cost that has been incurred at this time. Cost overruns. Customer ID and customer name. Completed project profitabilit

Entry books: In-Depth Data Analysis (Douban)This book is quite simple. The basic content is involved, and it is quite clear. Finally, we talked about R as a plus. Difficulty level: very easy. Beer and diapers (Douban)In this case, things are the most typical examples. Difficulty level: very easy. Data beauty (Douban)Each chapter of an introductory book solve

book operation, the book is already in the box, this command is invalid. Skip this command (it must be DD's mistake ). Input Multiple groups of data, for each group of data: The first line of the input contains an integer N, indicating that there are N operations, no more than 1000 operations The second input line contains an integer m, indicating that DD has m books