Visualization 1

Below are a visualization that uses the narrative graphic of space and time combined with the use of color to highlight each category that you wanted to know displays the best choice of usage in this particular visualization.

Questions:

1. Look at the list of genres next to the category filter. Predict which genre was has the best era of music?
2. Go to the top left corner of the visualization and switch back and forth the filter from normalized to raw data. What is difference between the two of them? and in your opinion which filter is better to use and why?
3. Change the category to Genre and look which genre has the most stagnant trend and which genre has the most growth trend and which genre has the most declining trend?
4. Change the graph to raw number what can you say about the music trend in general after 1985?
5.  Is your answer from question (1) surprising after exploring the visualization? If yes elaborate why.