Re: [R] Calculating a mean based on a factor range

2011-06-10 Thread Jim Lemon
On 06/10/2011 08:10 AM, Sam Albers wrote: Hello all, I have been using an instrument that collects a temperature profile of a water column. The instrument records the temperature and depth any time it takes a reading. I was sampling many times at discrete depth rather than a complete profile of

Re: [R] Calculating a mean based on a factor range

2011-06-09 Thread Peter Alspach
10 a.m. > To: r-help@r-project.org > Subject: [R] Calculating a mean based on a factor range > > Hello all, > > I have been using an instrument that collects a temperature profile of > a > water column. The instrument records the temperature and depth any time > it >

[R] Calculating a mean based on a factor range

2011-06-09 Thread Sam Albers
Hello all, I have been using an instrument that collects a temperature profile of a water column. The instrument records the temperature and depth any time it takes a reading. I was sampling many times at discrete depth rather than a complete profile of the water column (e.g. interested in 5m, 10m