How to fix the warning message of "Warning message: Setting row names on a tibble is deprecated" in R?

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Is it okay to divide data into three age groups and prepare separate (same structure) PLSPM based (SEM MODELS)?

The whole data was collected on Likert scale. I am using Prof. Gaston's plspm package in R for SEM modeling. I think different age groups must have differences. But, I can't test differences of...

01 December 2020 3,728 8 View

Multigroup analysis by gender?

Research model have three independent variable and one dependent variable. Basically i want to check the entrepreneurial intentions of business students. Nature of study is quantitative and i'll...

18 October 2020 1,176 3 View

Where could I find IoT devices location dataset in supply chain environment?

I am doing research in permissioned blockhcain more precisely permissioned blockchain application in some sort of supply chain environment involving IoT devices for which I am looking for IoT...

14 September 2020 5,748 3 View

Sample size calculation based on hospital population?

hi, if we are doing a single centered study, can we estimate/calculate sample size based on patients in that hospital? e.g i want to conduct a research on stroke patients. so my population will...

22 June 2020 5,217 5 View

How empathic concerns influence one's behavior through Theory of Planned behavior?

I am looking for some research articles, bulletin, research papers as a reference to support the idea that Empathic concern (one's feeling of empathy) influence the helping behavior via Attitude,...

24 April 2020 6,011 6 View

Can we Use wild rats in Ultraviolet A related experimentation?????

Hi all, can we use wild rats in experimentation for UVA exposed photoaged rat skin model. and later to use some biomedical materials to examine the anti-photoaging potential of that biomedical...

09 March 2020 8,619 3 View

How to evaluate Complex model of capacitance for supercapacitors?

Hi. I am working on supercapacitors. I am interested in calculating the relaxation time using a " complex model of capacitance". I have plotted the model in the attached excel file. Please verify...

23 November 2019 5,816 2 View

Does a Conference Proceeding in a reputable journal can be counted in Impact factor ?

Do we count abstracts published as conference proceedings in adding any impact factor from that journal. Is there is any other criteria to add any index or factor to your conference publications ?

22 November 2019 8,441 5 View

How to construct a Funnel Plot representing several effect size from a single study, or I should choose only 1 effect size from each study?

Hi, I'm working on a meta-analysis and have several outcomes to consider. Most of the included studies have more than 1 effect sizes. Please guide how to construct a Funnel Plot representing...

04 November 2019 4,010 2 View

Where to get village boundary shapefile of whole India ?

I am working on coastal vulnerability of population of India and I need village wise shapefile for the research endeavour. Could anyone help?

04 October 2019 4,200 3 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

Hello fellow researcher .. What is the meaning of your name?

I would like to create a small guide containing the meanings of the names .. Thanks to everyone who cooperates with me in achieving it.

03 March 2021 5,266 4 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

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

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

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View