What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

What are some common oxidants used to oxidize iron sulfur clusters in proteins for techniques like EPR?

I have used potassium ferricyanide (which is likely the most common) extensively in the past, but I am curious to know if there are other oxidants that work well. I need to generate the oxidized...

29 January 2021 9,803 4 View

What species (or genus even) of crab is this (bivalve using hermit type)?

Two weeks ago I found a peculiar crab in the intertidal zone in SW Florida. when found, the crab was not utilizing a shell. It was similar shaped to porcelain crabs found in our area, but with...

17 January 2021 1,620 4 View

How to extract the time interval between different species visits from camera traps?

How can I use R to extract the time interval between visits of different species from camera trap images? For example, Species A arrives at 07:00 (6 photos, each 1 min apart) Species B arrives at...

14 July 2020 3,155 5 View

In an SDS-PAGE is it necessary to include a sample sample buffer and a protein MW standard?

I am trying to run an SDS-PAGE gel to find a apolipoproteinB-100 which is 550kDa. I found a few papers that referenced Laemmli's SDS-PAGE protocol and it says that the protein sample, the sample...

12 June 2018 3,367 3 View

Is there a general coordinate invariant proof of the divergence theorem using tensor framework?

Does anyone know of a valid reference highlighting the proof of the divergence theorem in a strictly coordinate invariant tensor framework? Kellogg is probably the most frequently sited source,...

17 November 2017 7,230 3 View

Multiple imputation error "no missing values to impute" using SPSS

12 July 2017 5,650 5 View

How can I obtain an OOB error/prediction error when using conditional forest and the variable importance function in the party package?

I know how to obtain the OOB error when using randomForests, but I am using cforest and varimp function in the 'party' package and can't figure out how to get the OOB error/prediction error.

29 March 2016 8,520 2 View

How do I separate fibroblast feeder layer cells from co-cultured adherent tumor cells?

What standard techniques are used to separate cancer cell line cells from fibroblast feeder layer cells after they have been grown in co-culture?

23 September 2015 4,931 7 View

What is the best method to detect c-peptide levels in D. melanogaster larvae?

13 September 2014 6,598 1 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

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 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 techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 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

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View