subject:"\[R\] Help on Aggregation"

Re: [R] Help on Aggregation

2018-03-12 Thread PIKAL Petr

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[R] Help on Aggregation

2018-03-12 Thread Emeka Don

Dear All, 1.I have been trying to aggregate my data but I have not been getting it correctly. In the data I want to convert hourly data into daily averages. Here is a sample of the data: Neph_no Date Time Temp_C Pressure_kPa RH 9 2014/03/28 10:00:00 38.4 95.9 29.7 9 2014/03/28 11:00:00 37.8