Mathematica 9 is now available
Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2012

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Data Format

  • To: mathgroup at smc.vnet.net
  • Subject: [mg127517] Re: Data Format
  • From: Bob Hanlon <hanlonr357 at gmail.com>
  • Date: Thu, 2 Aug 2012 04:46:01 -0400 (EDT)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • Delivered-to: l-mathgroup@wolfram.com
  • Delivered-to: mathgroup-newout@smc.vnet.net
  • Delivered-to: mathgroup-newsend@smc.vnet.net
  • References: <20120801085851.96FAE6864@smc.vnet.net>

list = {
   "C1" -> {5.`, 4.`, 7.`, 3.`, 6.`, 6.`, 7.`, 1.`, 5.`, 6.`},
   "C2" -> {2.`, 5.`, 6.`, 7.`, 7.`, 1.`, 5.`, 4.`, 7.`, 2.`}};

{C1, C2} = Last /@ list;

Mean[C1]

5.

Mean /@ {C1, C2}

{5., 4.6}


Bob Hanlon


On Wed, Aug 1, 2012 at 4:58 AM, Nicholas Kormanik <nkormanik at gmail.com> wrote:
>
> Please consider the following code, which is data imported directly into
> Mathematica via a .mtp file (Minitab Portable Worksheet), and then using
> list assignment:
>
>     list = {"C1" -> {5.`, 4.`, 7.`, 3.`, 6.`, 6.`, 7.`, 1.`, 5.`, 6.`}, "C2"
> -> {2.`, 5.`, 6.`, 7.`, 7.`, 1.`, 5.`, 4.`, 7.`, 2.`}}
>
> The following two commands work:
>
>     Mean["C1" /. list]
>
>     Mean["C2" /. list]
>
> However I would prefer to be able to issue the following commands instead:
>
>     Mean[C1]
>
>     Mean[C2]
>
> How can the code at top be converted so that these simpler commands will
> work?
>
> Thanks.
>
> Nicholas Kormanik
>



  • References:
    • Data Format
      • From: "Nicholas Kormanik" <nkormanik@gmail.com>
  • Prev by Date: Re: Data Format
  • Next by Date: Re: Mathematica as a New Approach to Teaching Maths
  • Previous by thread: Data Format
  • Next by thread: Re: Data Format