Best Course For Data Analytics Free
Best Course For Data Analytics, the concept of data analysis isn’t new. When researchers began to use computers to aid make business decisions in the 1960s, analytics became more significant.
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Data now affects every organization, regardless of size, location, or industry.
By recognizing trends and solving business challenges, such as why sales declined in a certain quarter, data analysts can assist corporate leaders in making better decisions.
While both data analysts and data scientists work with data, their approaches to it differ.
A data analyst assists company leaders in making decisions by using data to find answers to a set of questions.
A data scientist, on the other hand, comes up with their own questions, designs experiments, and creates new algorithms.
Many data scientists begin their careers as analysts. The online data analytics courses listed below will teach you everything you need to know to succeed as a data analyst.
Data analysts are responsible for collecting and interpreting data on a daily basis.
- Data cleaning is the process of cleaning data by a data analyst. Cleaning the data entails removing noise. Data analysts clean the data before analyzing it since it contains noise.
- Data analysts extract useful information from massive amounts of data. The Data Analyst’s primary responsibility is to perform this task.
- Data Analysts are also capable of spotting trends and patterns. Data analysts at the company look for both short- and long-term trends. Trend analysis can be used by data analysts to develop business strategies for their companies.
- Another significant job of the Data Analyst is to use various reporting technologies to create data reports and visualize patterns. Data Analyst reports assist corporate executives in making better business decisions.
- A Data Analyst’s job also includes data visualization. Data analysts illustrate their findings via eye-catching graphs and charts.
- For data extraction from the data warehouse, a data analyst writes SQL queries.
Best Course For Data Analytics Free
You’ll learn how to combine your existing Python expertise with tools like Pandas and Numpy in this free data analytics course.
This brief course will teach you how to utilize JupyterLab, Numpy, and Pandas, three of the most often used Python data analysis tools.
You’ll also learn how to use Matplotlib and Seaborn to build visuals from your data.
This is a fully free course that teaches you how to use SQL to extract and analyze data from databases. In this course, data analysis is done using SQL.
To begin, you’ll learn SQL fundamentals such as data extraction, SQL joins to join tables and SQL aggregations.
Then you’ll learn how to use subqueries, temp tables, and window functions to do complicated analysis and manipulations.
This is a fully free course that serves as an excellent introduction to the data analysis process. The full data analysis process will be covered in this course, including raising a question, data wrangling, data exploration, drawing conclusions, and sharing your findings.
The Python libraries NumPy, Pandas, and Matplotlib will also be covered in this course.
4. From Concept to Data Analysis, Bayesian Statistics:-
The University of California offers this course for free to audit, however, it is not for novices. The basics of probability and Bayes’ theorem are covered in this course.
After that, you’ll learn how to choose prior distributions and create discrete data models. Finally, for continuous data, this course covers conjugate and objective Bayesian analysis.
5. Exploratory Data Analysis in Python:-
Full courses are not available for free on DataCamp. Only the first lesson is free for all courses. Similarly, you will have free access to the first lesson in this course.
As a result, you will learn how to read data, check for errors and special instances, and prepare data for analysis in the first lesson of this course.
6. Data Analysis and Visualization:-
This is yet another free data analysis and visualization course. This course will teach you how to analyze and visualize data using various techniques and ideas.
You’ll also learn how to create data analysis and visualization applications and scripts.
This course employs the R programming language. You will also learn how to model data using logistic regression and linear regression in this course.
You will learn how to handle high-dimensional data successfully using regularisation at the end of this course.
This is a free intermediate-level R programming course that will teach you how to analyze data. The course starts with an overview of exploratory data analysis (EDA).
After that, you’ll learn the fundamentals of R by installing RStudio and packages.
Then you’ll use EDA to figure out how a variable’s distribution works and look for anomalies and outliers.
To make sense of a pseudo-data collection of Facebook members, you’ll also learn how to quantify and display specific variables inside a data set.
You will work on the Diamonds and Price Predictions project in this course. In this project, you’ll look at the diamond data set and discover how predictive modeling can help us figure out what good diamond pricing is.
8. Master Data Analysis with Python:-
This is yet another data analysis course that is absolutely free. The components of the two basic pandas objects, the DataFrame and Series, will be covered in this course.
All content and activities in this course are written as Jupyter Notebooks, which you can download.
However, this course does not cover every panda’s library. This course just covers a small and basic aspect of it. This course is useful for learning the basics of subset selection in a DataFrame or Series.
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We believe that these 8 Best Free Online Data Analytics Courses will assist you in your data analytics education.