The table below shows the length of 10 recent broad-band service interruptions as reported by Broad Cast Cable Services, the largest service provider in the country, and JST Broadband, a smaller regional provider. The standard deviation of each of the data sets is an identical 7.72 minutes. For each of the two services, compute the coefficient of variation and use your results to report which service showed greater variation in the length of its service interruptions. Explain your conclusion.
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