# Jeff Miller

Last seen: Today Active since 2013

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How can i understand the within and between model factors of a mixed model ANOVA
Yes, this is something that can be accounted for using withinDesign. See https://au.mathworks.com/matlabcentral/answers/467222-...

2 maanden ago | 0

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Inverse of a mixture distribution of two lognormal functions
Unfortunately, your method below won't retrieve the Cr values correctly except in the special case where the two distributions i...

2 maanden ago | 1

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Using bootstrp for t-values
It depends on whether you want it to be possible that the "one randomly sampled value" is also present within the random sample ...

3 maanden ago | 0

Find the two most commonly occurring values in a multimodal distribution of numbers.
It would be more informative to see a histogram of your y values since they aren't related to x per se. If that histogram looks...

4 maanden ago | 0

ANOVA for linear mixed-effects models produces misleading main effects
One common approach in this situation is to rescore x to shift the intercept to a value that you do care about--usually the mean...

4 maanden ago | 1

Alphabet T and L are overlapping in some of the trials in this code for Psychtoolbox. How to resolve this issue ?
I think you have a lot more randomization and complexity than you need. For example, it doesn't matter what order you draw the ...

4 maanden ago | 0

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ANOVA for linear mixed-effects models produces misleading main effects
In addition to what @the cyclist said, here is another way to look at it: "I always assumed that the stats for the main effect ...

4 maanden ago | 1

fit a log 'raised cosine' distribution on univariate data in matlab
I think the problem is here: y = lograisedcosinepdf(x,mu,s); Since you are plotting xgrid versus y, I think you want y = logr...

4 maanden ago | 0

Three-way repeated-measures ANOVA with no between-factor
It sounds like you are almost there but this isn't right: "given filtered searches for each factor (e.g., data(:, strcmp(gender,...

5 maanden ago | 1

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Non parametric N-way analysis of variance
No, there isn't one. This isn't actually a Matlab limitation, but rather a statistical one, because there simply isn't a clear ...

5 maanden ago | 0

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Save a variable during parfor loop
Maybe break up your computations into segments, run the parfor within each segment, and save the results at the of each segment,...

5 maanden ago | 1

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Linear regression on data with asymmetric measurement error
If you have separate measures of the lower and upper directional error associated with each X value (either empirical or derived...

7 maanden ago | 0

Compute conditional mean from distribution
Another approach: pd = makedist('Lognormal', 5, 0.5); lb = icdf(pd,0.01); % find scores at 1% and 5% ub = icdf(pd,0.05); td...

7 maanden ago | 0

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Error in generalized linear mixed-effects model with poisson distribution.
I haven't used Poisson models myself, but I thought they required the values of the dependent variable to be non-negative intege...

8 maanden ago | 0

F values come out as Infinity using the anovan function
The underlying problem is that the d.f. for error is 0, which is responsible for the 0 MS error. In essence, there are not enou...

8 maanden ago | 0

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How to Calculate the Effect Size at p=.05
You can get an answer by computing a confidence interval for the Cohen's d. Specifically, at p=0.05, one end of the confidence ...

8 maanden ago | 0

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How to locate 'Cupid-master' path on my system
I think Cupid-master is just a folder name that others have used when they installed the files, and you can just addpath to your...

9 maanden ago | 1

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How to extract 3 Weibull parameters obtained using method of moments
parms = weib.ParmValues; % this function reports back the current parameter values of the weib distribution.

9 maanden ago | 1

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Compute group statistics when the group definition is an OR of values found in several columns of a table
Maybe reformat the table with stack: T=table([1 1 2 3 3 4]',{'John','Bob','Emma','Emma','Bob','Bob'}', ... {'Emma','','Bob...

9 maanden ago | 0

Writing Matlab Table to File
Try this: str = formattedDisplayText(S); str = erase(str,"<strong>"); str = erase(str,"</strong>"); fprintf(file,"%s",str); ...

9 maanden ago | 0

parfor variable classification issue revisited
Maybe something like this would be helpful, using the wonderful allcomb. idx = allcomb(1:5,1:6,1:7,1:8,1:9); nrows = size(idx,...

10 maanden ago | 0

Create .mat file which appends a variable each time a function is executed
Maybe you can use the function 'matfile' to do what you want. Here is a little example: % This is part of the main program / s...

10 maanden ago | 0

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Why are pool workers going inactive while many iterations remain?
What you would like is for any free processor to take up any waiting task (me too), but for some reason that's not how it works....

11 maanden ago | 0

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How to generate a Frechet distribution using Methods of Moments?
Here is how you might do it if with Cupid : %% Example for the 2-parameter Frechet distribution (minimum known to be 0) % M...

11 maanden ago | 0

How can I calculate True positive, False positive, True negative and False negative of real and predicted dataset?
First you need to map your 3 values 1-3 onto just two categories: positive and negative. For example, you might decide to call ...

11 maanden ago | 0

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Linear Regression with Only Dependent Variables
It sounds like you can get what you want from simply [rho, pval] = corr(matrixA(:,1),matrixB(:,1)) fitlm is for situations wit...

12 maanden ago | 1

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How to use chi2gof within CUPID
Yes, that is correct. The successive bin probabilities are the differences of the successive CDF values, and the expected numbe...

12 maanden ago | 1

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Goodness-of-Fit for a best-fitting distribution? (by using CUPID)
There are lots of different ways to evaluate the goodness of fit of a given theoretical distribution to a dataset (see, e.g., wi...

ongeveer een jaar ago | 1

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Fit a statistical distribution to truncated data
If you would like to fit a variety of truncated distributions in addition to the normal, you might find Cupid helpful. For inst...

ongeveer een jaar ago | 2

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