basic normal curve
Moderator: DPlotAdmin
basic normal curve
Hi. Would anybody know how to make a simple normal curve - with lines at each standard deviation?
- DPlotAdmin
- Posts: 2312
- Joined: Tue Jun 24, 2003 9:34 pm
- Location: Vicksburg, Mississippi
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Try Generate>Y=f(X) with Y=NORMDIST(X,mean,stdev), replacing mean and stdev with your values. Is that what you want?
This won't draw vertical lines at multiples of the standard deviation, but you can do that yourself fairly easily with Options>Reference lines
This won't draw vertical lines at multiples of the standard deviation, but you can do that yourself fairly easily with Options>Reference lines
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Still trying
David, thanks for the help.
The command NORMDIST doesn't seem to work. In the help menu I'm told that my available functions are: sin, cos, tan, asin, acos, atan, abs, min, max, sqrt, log, log10, exp, cosh, sinh, tanh, rnd, fact, erf, cdf, floor, ceil, and date.
with NORMDIST(X,2550,30) I get - error: unrecognized symbol
I tried all possibilities of character spacing / caps (I even tried using smaller numbers such as (x,2,1). I'm using DPlot version 2.0.1.1 20 september 2005. Do I have the right software or do I need to follow some upgrade proceedure?
Thank you, Frank
The command NORMDIST doesn't seem to work. In the help menu I'm told that my available functions are: sin, cos, tan, asin, acos, atan, abs, min, max, sqrt, log, log10, exp, cosh, sinh, tanh, rnd, fact, erf, cdf, floor, ceil, and date.
with NORMDIST(X,2550,30) I get - error: unrecognized symbol
I tried all possibilities of character spacing / caps (I even tried using smaller numbers such as (x,2,1). I'm using DPlot version 2.0.1.1 20 september 2005. Do I have the right software or do I need to follow some upgrade proceedure?
Thank you, Frank
- DPlotAdmin
- Posts: 2312
- Joined: Tue Jun 24, 2003 9:34 pm
- Location: Vicksburg, Mississippi
- Contact:
NORMDIST was added with version 2.0.1.4. I've sent you an e-mail with upgrade instructions.
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