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I have to plot a data for control chart ,i have data in range starting from 7 to 0.01,can u tell how to plot it please

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Jan
Jan 2011-10-28
These are too few details to give a meaningful answer.
Pat
Pat 2011-10-28
i have data starting from 7,7,5,7,6.5.6,...............1.0.5.0.1
fom these data i have draw control char,is it possible or else do u need another set of data
assume y=7,7,5,7,6.5.6,...............1.0.5.0.1
is it possible to draw a control chart from y or do u need values of x also..
if u need values of x..please tahe random values for x

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bym
bym 2011-10-28

1 个投票

you do not need x values.
st = controlchart(y,'chart',{'xbar' 'r'});

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Pat
Pat 2011-10-28
when i execute i get this error
Error using ==> controlchart>getctypeinfo at 433
XBAR, S, and R charts required grouped data.
wat is xbar
bym
bym 2011-10-28
try controlchart(y,'chart','i')
Pat
Pat 2011-10-29
thank u proecsm
Mayukh Chakraborty
Mayukh Chakraborty 2020-10-6
编辑：Mayukh Chakraborty 2020-10-6
Thank you bym !!
controlchart(y,'chart','i')
This worked for my problem too.

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