The top 5 similar artists of my top 20 artists are influenced by my own listening habits if the number of people who listen to these artists are small. The result of this test is not statisitically indipendent. :D
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Take your top 20 artists. For each of these artists, collect the top 5 similar artists. The resulting number of unique artists is your eclectic score. If the score is small (extreme = 5) your musical preferences are very limited, and if it is large (larger than 80, extreme = 100), then you have an eclectic musical preference. You…