Displaying 6 results from an estimated 6 matches for "wadud".
Did you mean:
waded
2020 Oct 15
2
package(moments) issue
...ere these errors
> occur. E.g., use
>
> tryCatch(anscombe.test(x), error=function(e) list(p.value=NA))
>
> instead of ascombe.test (this assumes you will only look at p.value later
> - add other entries as needed.).
>
> -Bill
>
> On Thu, Oct 15, 2020 at 12:09 PM Sania Wadud <sania.wadud at gmail.com>
> wrote:
>
>> Hi all,
>>
>> While running the anscombe.test in R, I'm getting an error of *Error in if
>> (pval > 1) pval <- 2 - pval : missing value where TRUE/FALSE needed* for a
>> few time series columns whereas for...
2020 Oct 15
0
package(moments) issue
...ine a cube_root function for
reals
cube_root <- function (x) sign(x) * abs(x)^(1/3)
and change the z<-... line to use cube_root() instead of ^(1/3).
z <- (1 - 2/(9 * a) - cube_root(((1 - 2/a)/(1 + xx * sqrt(2/(a -
4))))))/sqrt(2/(9 * a))
-Bill
On Thu, Oct 15, 2020 at 3:15 PM Sania Wadud <sania.wadud at gmail.com> wrote:
> Hi Bill,
>
> Thanks for prompt reply and letting me know a way around it.
>
> I have more than 1200 observations and not all the values are the same.
> However, my data points are quite similar, for example,
> 0.079275, 0.078867, 0.070...
2020 Oct 15
0
package(moments) issue
...use tryCatch() to return some special value where these errors
occur. E.g., use
tryCatch(anscombe.test(x), error=function(e) list(p.value=NA))
instead of ascombe.test (this assumes you will only look at p.value later -
add other entries as needed.).
-Bill
On Thu, Oct 15, 2020 at 12:09 PM Sania Wadud <sania.wadud at gmail.com> wrote:
> Hi all,
>
> While running the anscombe.test in R, I'm getting an error of *Error in if
> (pval > 1) pval <- 2 - pval : missing value where TRUE/FALSE needed* for a
> few time series columns whereas for most of the series the functi...
2007 Mar 02
2
sampling random groups with all observations in the group
...easier way to
do this? checked the package 'sampling' or command 'sample', but they
cant do exactly the same thing.
I was wondering if someone on this list will be able to share his/her
knowldege?
Thanks in advance,
Zia
**********************************************************
Zia Wadud
PhD Student
Centre for Transport Studies
Department of Civil and Environmental Engineering
Imperial College London
London SW7 2AZ
Tel +44 (0) 207 594 6055
[[alternative HTML version deleted]]
2020 Oct 15
2
package(moments) issue
Hi all,
While running the anscombe.test in R, I'm getting an error of *Error in if
(pval > 1) pval <- 2 - pval : missing value where TRUE/FALSE needed* for a
few time series columns whereas for most of the series the function is
working fine. I have checked for those specific columns for missing values.
However, there is no NA/NAN value in the dataset.
I have also run kurtosis for
2006 Dec 04
1
package mgcv, command gamm
...with
10000 observations) I am running against memory all the time (it says
cannot allocate a vector of size 'some number). I used it on a 3GB RAM
machine and I am suspicious if it is something else.
Many thanks in advance,
Zia
**********************************************************
Zia Wadud
PhD Student
Centre for Transport Studies
Department of Civil and Environmental Engineering
Imperial College London
London SW7 2AZ
Tel +44 (0) 207 594 6055
[[alternative HTML version deleted]]