Knowledge Hut

JANUARY 29, 2024

Cleansing: Data wrangling involves cleaning the data by removing noise, errors, or missing elements, improving the overall data quality. Preparation for Data Mining: Data wrangling sets the stage for the data mining process by making data more manageable, thus streamlining the subsequent analysis.

Raw Data 52

Raw Data Data Mining Data Preparation Structured Data 52

Knowledge Hut

APRIL 19, 2023

Identify source systems and potential problems such as data quality, data volume, or compatibility issues. Step 2: Extract data: extracts the necessary data from the source system. This API may include using SQL queries or other data mining tools.

Data Warehouse 52

Data Warehouse Business Intelligence ETL Tools Data Pipeline 52

Knowledge Hut

DECEMBER 27, 2023

Roles & Responsibilities Data analysis: Analyzing data to gain insights and make recommendations. Data preparation: Preparing data so that it can be used by other analysts and decision-makers. Data visualization: Visualizing data in a way that makes it easy to understand and use.

Business Analyst 52

Business Analyst Computer Science Finance Data Analysis 52

ProjectPro

DECEMBER 22, 2016

Data Analyst Interview Questions and Answers 1) What is the difference between Data Mining and Data Analysis? Data Mining vs Data Analysis Data Mining Data Analysis Data mining usually does not require any hypothesis. Data analysis involves data cleaning.

Data Mining 52

Data Mining Data Cleanse Datasets Data Analysis 52