Please how can I justify my regression results?

I conducted a study to investigate stock market reaction to equity issues announcement and i ended up with 64 announcements and i then used the announcement day returns as my DV and investigated...

14 January 2021 1,127 3 View

How to correctly indicate a zinc finger in a protein for molecular dynamics?

I am preparing a protein that has a Zn finger for molecular dynamics. To indicate the finger of Zn a patch is placed in which the deprotonation of the cysteines is necessary so that the Zn ion can...

05 March 2020 1,425 3 View

No title

28 February 2020 1,633 2 View

How do I calculate solar absorbance and thermal emittance of absorber coating from reflectance spectrum using standard AM 1.5 and blackbody radiation?

I have a reflectance data of my solar absorber coating from UV-Vis, I want to calculate the solar absorbance of my coating using standard reference spectrum AM 1.5 and thermal emittance of thesame...

15 November 2019 225 3 View

How can Iimprove the resolution on a GC?

When I run a O2 and N2 standard in the gas chromatograph, the peaks are overlapped, How can I improve the resolution of the chromatogram. This situation is new, last monththe calibrationwent just...

22 August 2019 4,050 6 View

On a EVO LS10 SEM, I can see images on spot 0 of the aperture, however on spot 1 and 2, I cant see any images. what could be responsible for this?

I an using the EVO LS10 SEM from Zeiss, I can see images on spot 0 of the aperture, however when the aperture is switched to spot 1 or 2, I am unable to see any image. Please what could be...

05 February 2019 3,902 1 View

Where to get yeast W303-K6001 strain?

15 September 2018 3,735 2 View

My solvent-casted PVDF film was opaque and somehow shrunk during vacuum drying. What should I do?

I'm trying to make smooth PVDF film using solvent casting dried under vacuum from 20 mL of 15% PVDF in DMF solution. The vacuum dryer temperature was at 55 deg C. After some time, this is what I...

29 January 2018 803 4 View

How can I get rid of the polysaccharides on orchids tubers to isolate DNA?

I try to isolate DNA from orchids tubers, the problem is they become kind of gelatinous because the polysaccharides.... so I want to get rid of them. Thank you!

18 September 2017 9,815 3 View

Shuold the "Reads" be included or taken into consideration for calculating the researcher's score in RG?

Any RG's member

02 March 2017 6,338 8 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

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

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