twang18 / dand_advanced_projects

Projects for Udacity Data Analysis (Advanced) Nanodegree 优达学城数据分析（进阶）纳米学位项目

数据分析（进阶）纳米学位

学位概述

该学位旨在在15周内深入学习数据清洗、探索性分析和可视化进阶，使用 Python、R、SQL 和 Tableau，成为专业数据分析师，用数据做出超前的商业决策。

项目集目录

1. 冰与火之歌-五王之战分析

   所需技能：python, jupyter notebook, 可视化，多元逻辑回归，t-检测

2. Stroop心理测试实验

   所需技能：python, jupyter notebook，统计， paired t-检测

3. Twitter数据爬取，清洗与分析

   所需技能：python, 数据爬取，数据清洗，数据分析

4. 用R进行探索性数据分析

   所需技能：R，探索性数据分析，可视化

5. 用Tableau讲述摩拜单车的故事

   所需技能：python, jupyter notebook, Tableau, 数据可视化，商业分析

Project Portfolio

Game of Thrones Battle Analysis

• Perform data wrangling and EDA with visualization
• Perform logistic regression and statistic discussion on the model

Stroop Test Analysis

• Perform data visualization; make statistic hypothesis and perform T-test with python

Data Crawling, wrangling and analysis on Twitter

• Collect data sets from different sources with twitter crawling
• Perform data cleaning and wrangling on three data sets on 8 quality and 2 cleanness issues
• Conduct data analysis and visualization on the clean data

Exploratory Data Analysis (EDA) on Red Wine Data with R

• Perform univariate, bivariate and multivariate plots and analysis with R
• Perform final data visualizations and discussions based on EDA findings

Tell a Story on Mobike Data with Tableau

• Perform data wrangling and analysis on Mobike data; download Shanghai Metro Station coordinates data; load the two datasets into Tableau
• Perform data visualization with Tableau Story; collect feedbacks on the story and revise visualizations
• Write a report to tell the full story with Tableau plots