Top 5 challenges in Machine Learning

Machine learning and data science course link: I have compiled a list of top 5 challenges that usually everyone face as a profile of machine learning and science. 1. Scarcity of Data 2. Unclear question 3. Unclear Representation of data 4. Expensive Resources 5. Machine learning Algorithm selection I Have also touched the words like Tensorflow, Regressor, Classifier and others. Have a look at video. Desktop: Lapto