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  1. T

    table transformation

    Hi I have the following table UserId,timetaken,timestamp 1,323,2/2/2014 12:11:07 AM 2,3234,2/2/2014 1:11:07 AM 3,6543,2/2/2014 2:11:07 AM 1,323,2/2/2014 3:11:07 AM 2,3234,2/2/2014 4:11:07 AM 3,6543,2/2/2014 5:11:07 AM i need to transform it to where userid becomes column...
  2. T

    find highest concentration of high value in a time interval

    Hi I have this data set where I have timeStamp and response time. Using R how do I find the date time range which has the highest concentration of response time where respons time is greater than 2sec. I am new to R and stats. Thanks kumar