Please how do i compute a multiple regression with perfect fit?

i have been trying to run a multiple regression in SPSS package, where i have 10 variables of which one variable is DV and the remaining 9 are IVs. when linear regression was run it shows a...

06 July 2017 4,746 7 View

How can I induce an autocorrelation into the equation mathematically?

07 August 2014 2,790 1 View

Can anyone help with signal resistance testing of a control statistic?

Does anybody have any idea on how to test for the signal resistance of a control statistic? The control statistic is in the attachment. Theory/lemma on how to achieve this is highly welcome.

04 May 2014 3,471 1 View

Variance derivation, can anyone help?

03 April 2014 7,025 0 View

Combined control charts in a single chart

Please any idea on how to construct a combined control charts in a single chart (say EWMA control chart and xbar control chart)?in R or any statistical packages.

03 April 2014 1,703 3 View

How can I generate data with autocorrelation of a multivariate random variables in R?

I came across a code in Matlab on how to generate the data with autocorrelation "X=cumsum(rand(n,p)-r)", where n is the number of observations, p is the number of variables and r is the...

02 March 2014 5,461 4 View

Can anyone help with VAR(p) modelling with Autocorrelation?

Im trying to build a VAR(p) model with autocorrelation, even though among the assumptions of the VAR model is the error term 's autocorrelation should be zero. Is there a way to build such a model...

31 December 2013 5,908 2 View

Can someone advise on how to model the auto-correlative structure of the original data?

I am trying to determine the effect of autocorrelation on the performance of standard control chart, but first have to model the auto-correlative structure of the standard control chart for the...

31 December 2013 6,568 2 View

Multivariate EWMA ARL computation using R algorithm

How to do the computation of ARL for multivariate EWMA using the R program?

10 November 2012 1,531 0 View

What is the R program for Multivariate EWMA ?

R program on Multivariate EWMA

10 November 2012 421 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View