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Mathematics 7 Online
OpenStudy (anonymous):

The monthly average closing stock price for Netflix was 37.4 with a standard deviation of 4.1. During the same month the average closing price for Blockbuster was 18.6 with a standard deviation of 3.2. which stock's price was more volatile during that month? PLEASE HELP

OpenStudy (dumbcow):

i would say Blockbuster look at ratio of std dev/mean Netflix: 4.1/37.4 = .1096 Blockbuster: 3.2/18.6 = .172

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