There are plenty of free online courses available for learning data analysis. But most of them are unable to meet learners' expectations. If you are looking for a free online course on data analysis, then the video below is for you.
In this video, you will learn about Statistics, Excel, and data analytics from a very basic level and go in-depth. Also, you will learn about the required skills, top certifications, and some top interview questions that were asked in interviews.
If you are looking for training along with certification, then I suggest you have a look at this Data Analytics Course offered by Intellipaat.