Customers and connectivity
David Loshin (@davidloshin) discusses the importance of social media analytics.
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Compute confidence intervals for percentiles in SAS
PROC UNIVARIATE has provided confidence intervals for standard percentiles (quartiles) for eons. However, in SAS 9.3M2 (featuring the 12.1 analytical procedures) you can use a new feature in PROC UNIVARIATE to compute confidence intervals for a specified list of percentiles. To be clear, percentiles and quantiles are essentially the same
Data visualization can help state transportation leaders drive infrastructure improvements
In my last blog, I discussed the growing commitment among governors to infrastructure investment, and to coming up with innovative ways to find dollars to fund the needed improvements to the transportation network. I heard it over and over again during the Transportation Research Board (TRB) Annual Meeting in January