Content Profile ...
The book is in the form of fiction, tells the protagonist Tawaraya too from the University of Liberal arts major after graduating into the credit, from scratch to learn the story of data analysis. The book takes the protagonist to work in the commercial Street as the stage, select close to the life of the case, the average, t test, chi-square test, correlation, regression analysis, text Mining and time series analysis of the basic knowledge of data analysis into a lively and interesting detective stories, explaining the way, and entertaining, There is no esoteric theory and obscure terminology, while providing a lot of real data, using free free software Rstudio to lead readers to further experience data analysis, practical very strong. This book is suitable for all readers who are interested in data analysis and who are struggling to read.
Author Profile ...
Shidanki Guang
Born in 1962. Professor, Graduate School of Socio-arts and Sciences, Tokushima University. The book has "Bento Shop Statisticians 2: Factor analysis of large operations" "R Language Reverse manual (2nd revision)" R Language Data Mining Introduction, "The book is the Shortest Path reader: Rena's Magical Math Tour" and so on.
Catalog ...This is how the story begins. 1
00-01 probability of a thief 1
00-02 the probability of choosing the right two keys 5
01 is the event book a fraud or a coincidence? Opening souvenir lucky Draw promotion 9
01-01 This place of credit 10
01-02 Commercial Street Chairman's Commission 13
01-03 outline of the "case" 15
01-04 Dice don't have a "memory"? 18
01-05 Miss Yi's explanation 20
01-06 simulation experiment and histogram 23
01-07 Histogram and Probability 28
01-08 tasted Rstudio 32
01-09 method of finding the sum with Rstudio 35
01-10 simulation experiment of DICE 38
01-11 generating a histogram with Rstudio 42
01-12 average value/desired 45
The statistics guide of Tian Yu General manager 50
The R code 52 appears in this chapter
02 Event book Save the Ancestral bakery from the whining of the white beard Teacher 57
02-01 Rstudio Basic Exercise 58
02-02 Bakery old shopkeeper's troubles 61
02-03 visit white Beard Teacher 64
02-04 with data convincing 67
02-05 starting from input data 68
02-06 concept of standard deviation 71
02-07 overall and Sample 73
02-08 Normal Distribution 75
02-09 checking the difference of the mean 77
02-10 mean difference test on Rstudio 79
The statistics guide of Tian Yu General manager 85
The R code 88 appears in this chapter
03 Event book on the revitalization of the Commercial Street questionnaire, what to do this thing 91
03-01 traditional mascot or Moe Beauty Girl 92
03-02 Questionnaire 93
03-03 data entered into the Questionnaire 97
03-04 data is made into a list of tables 99
03-05 Independence Test 103
03-06 significance of the independence Test 106
03-07 What the hell is this? 111
The statistics guide of Tian Yu General manager 115
The R code 117 appears in this chapter
04 Event Book Tavern of the Hot dish of the rice ball, to explore the cause of the decline in sales 121
04-01 The tavern of Mr. Sakura-Tian 122
04-02 Sales of pubs 124
04-03 Pseudo-Correlation 129
04-04 relationship between rice balls and milk 132
04-05 correlation and correlation coefficient 136
04-06 forecast sales of ice cream 141
The statistics guide of Tian Yu General manager 153
The R code 155 appears in this chapter
05 Event book to delineate malicious people on the network 163
05-01 the wounded in the confrontation 164
05-02 Text Mining 167
05-03 Habits of writing articles 174
05-04 delineating a malicious person 181
05-05 Word of Mouth 185
The statistics guide of Tian Yu General manager 199
The R code 202 appears in this chapter
06 Event Book grocery store is repeatedly stolen! Predicting the behavior of thieves 207
06-01 first weekend work 208
06-02 Little Taro of the grocery store 209
06-03 figure indicates stolen amount 211
06-04 Time Series Analysis 215
06-05 Logistic regression Analysis 220
06-06 Advantage Ratio 223
06-07 using Rstudio for logistic regression analysis 226
The statistics guide of Tian Yu General manager 234
The R code 235 appears in this chapter
Rstudio environment Construction before the data analysis in the external chapter 237
Reference Introduction 247
"Rookie Detective Challenge data Analysis" reading
