(Msg. 9) Posted: Tue Aug 05, 2008 7:46 pm
Post subject: Re: Getting Trend Line Info from Chart Add to elertz [Login to view extended thread Info.] Archived from groups: microsoft>public>excel>charting (more info?)
Carrie -
You can use defined names Xrange and Yrange to refer to the numeric data
ranges on your worksheet. And if you change the Refers To range of both
defined names, the formulas will update. In Excel 2003, choose Insert | Name
| Define.
- Mike
"Carrie_Loos via OfficeKB.com" <u34134@uwe> wrote in message
news:883ae2ef08ffc@uwe...
> By the way, can you use a dynamic range name for the Xrange & Yrange? I
> can't
> seem to get it to work. I keep getting a #NAME? error
>
> Mike Middleton wrote:
>>Carrie -
>>
>>Using Excel 2003 SP3, I get the same results as Power trendline when I use
>>these worksheet formulas:
>>
>>=SLOPE(LN(Yrange),LN(Xrange))
>>=EXP(INTERCEPT(LN(Yrange),LN(Xrange)))
>>=RSQ(LN(Yrange),LN(Xrange))
>>
>>- Mike Middleton
>>http://www.DecisionToolworks.com
>>Decision Analysis Add-ins for Excel
>>
>>> OK - Still stuck - tried several LINEST formuals and CORREL(LN(y),x)
>>> none
>>> of
>>[quoted text clipped - 22 lines]
>>>>> Thank you in advance for any asssistance.
>>>>> Carrie
>
> --
> Message posted via OfficeKB.com
> http://www.officekb.com/Uwe/Forums.aspx/excel-chart/200808/1 >
(Msg. 10) Posted: Tue Aug 05, 2008 10:26 pm
Post subject: Re: Getting Trend Line Info from Chart Add to elertz [Login to view extended thread Info.] Archived from groups: per prev. post (more info?)
Thanks and sorry I should have been clear in defining my issues. I have
reposted the issue under Dynamic Range Name in Functions. It's true the
defined names work as long as I have a set range but the values change and if
there is a blank then I get the #VALUE! error. So I am trying to get a
dynamic range to work but so far I have not been successful.
Mike Middleton wrote:
>Carrie -
>
>You can use defined names Xrange and Yrange to refer to the numeric data
>ranges on your worksheet. And if you change the Refers To range of both
>defined names, the formulas will update. In Excel 2003, choose Insert | Name
>| Define.
>
>- Mike
>
>> By the way, can you use a dynamic range name for the Xrange & Yrange? I
>> can't
>[quoted text clipped - 19 lines]
>>>>>> Thank you in advance for any asssistance.
>>>>>> Carrie
(Msg. 11) Posted: Tue Aug 05, 2008 10:26 pm
Post subject: Re: Getting Trend Line Info from Chart Add to elertz [Login to view extended thread Info.] Archived from groups: per prev. post (more info?)
Instead of
LN(range)
use
If(ISNUMBER(range),LN(range))
and array enter the formula.
Jerry
"Carrie_Loos via OfficeKB.com" wrote:
> Thanks and sorry I should have been clear in defining my issues. I have
> reposted the issue under Dynamic Range Name in Functions. It's true the
> defined names work as long as I have a set range but the values change and if
> there is a blank then I get the #VALUE! error. So I am trying to get a
> dynamic range to work but so far I have not been successful.
>
> Mike Middleton wrote:
> >Carrie -
> >
> >You can use defined names Xrange and Yrange to refer to the numeric data
> >ranges on your worksheet. And if you change the Refers To range of both
> >defined names, the formulas will update. In Excel 2003, choose Insert | Name
> >| Define.
> >
> >- Mike
> >
> >> By the way, can you use a dynamic range name for the Xrange & Yrange? I
> >> can't
> >[quoted text clipped - 19 lines]
> >>>>>> Thank you in advance for any asssistance.
> >>>>>> Carrie
>
> --
> Message posted via http://www.officekb.com >
>
(Msg. 12) Posted: Wed Aug 06, 2008 3:56 pm
Post subject: Re: Getting Trend Line Info from Chart Add to elertz [Login to view extended thread Info.] Archived from groups: per prev. post (more info?)
Not sure if I did this correctly but it came up with a zero value =IF
(ISNUMBER($E$4:$E$103),LN($E$4:$E$103)) - entered as an array formula,
correct? This is the X range. It represents the number of units in sequential
order. So that the range is a possible 100 vaules and I currently have 1 - 82
in the range. The rest or the range are true blank cells.
Jerry W. Lewis wrote:
>Instead of
> LN(range)
>use
> If(ISNUMBER(range),LN(range))
>and array enter the formula.
>
>Jerry
>
>> Thanks and sorry I should have been clear in defining my issues. I have
>> reposted the issue under Dynamic Range Name in Functions. It's true the
>[quoted text clipped - 16 lines]
>> >>>>>> Thank you in advance for any asssistance.
>> >>>>>> Carrie
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