Sample Size for Quasi-Experimental Quants using one-tailed t-test?

Hi, sorry I'm stumped. I'm going to do a study on the leadership styles (using the MLQ Form 5X) of minority women administrators in medical schools. How will I calculate the sample size? Thank...

30 January 2021 2,865 4 View

Which peak should I consider when calculating ZIF-8's crystalline size from XRD?

Hello, Using the Scherrer's equation, one could calculate, roughly, the crystalline size of ZIF-8. However, I am confused as to which peak in the XRD pattern should be taken for the calculation?...

10 January 2021 8,633 3 View

Why does a Nested PCR protocol amplify samples and not amplify positive control?

I have this problem. Today I used a new positive control of an isolated NC-1 strain in cell culture and the problem persists. I performed a serial dilution test to test the sensitivity of the...

08 December 2020 6,252 2 View

How to avoid the formation of traces and dimers in DNA gel electrophoresis?

07 December 2020 3,052 3 View

Is the pipetting order of the positive and negative controls in the PCR important to avoid in a possible contamination?

I have been watching bands form on my negative controls. I have already changed all reagents, optimized the hygiene of materials and the environment and increased care in pipetting.

07 December 2020 9,090 3 View

Prediction of novel precursor miRNAs in viral genomes?

Dear, I performed a multi-sequence alignment (MSA) with all the complete genome sequences of SARS-related viruses. I then used RNALalifold from the ViennaRNA package, with default parameters, to...

06 December 2020 1,704 3 View

How to standardize and obtain a good PCR reaction with samples with a low and variable amount of DNA?

I work with the detection of N. caninum DNA in milk samples in milk samples. The DNA concentrations in my samples range between 2-90 ng / ul. I would like to establish and standardize a final...

01 December 2020 8,792 3 View

Can anyone help me regarding the doubling time of JAWS II cells?

Anyone with experience in growing JAWS II cells could give me an idea of its doubling time? I intend to use these cells for transfection protocols. Any tips to help with growing and transfecting...

01 December 2020 855 3 View

How to know if 87Sr/86Sr is reliable for Sr isotope chemostratigraphy in marbles?

I am currently looking for parameters to know if 87Sr/86Sr data is reliable for chemostratigrahy in marbles, and/or parameters to know if those marbles have had some post-depositional...

30 November 2020 9,032 8 View

Can I calculate mean and confidence intervals of d-prime values?

Hi everybody. I ran an experiment on memory and calculated the percentage of hits as usually reported in the literature. However, the reviewer asked me to transform my hits into d-prime values. I...

21 October 2020 3,859 1 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

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

How to write a scientific report?

We are analysing scientific reports at University in great detail, so I wanted to find a scientific report about how to write a scientific report. Including detail such as what information to put...

02 March 2021 7,602 4 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

Energy minimization in LAMMPS using NVT ?

How do I do energy minimization in lammps with NVT ensemble ? I am using the following command and it does not seem to work. It stops at extremely high energy and gives me the error zero search...

01 March 2021 2,294 3 View

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01 March 2021 3,905 5 View

How to Balance Bench work with Reading and Writing?

I am a second-year grad student. I am finding it difficult finding time to read literature and write (things like qualifying exam, thesis, grants). I find myself so busy with bench work that I...

01 March 2021 3,325 4 View

Which software is better to write systematic review paper?

We have seen some authors use some software to write review paper. As obvious, the study of all published papers concerning our studying field is not possible and these software can help us to...

27 February 2021 6,296 1 View

How can we raise the figure when we writing a paper with Latex ?

Hi, everyone. I'm a starter to write a paper by Latex. But I have some difficulty using it. I'm writing the paper with 2 columns. And, there is one figure that occupies the 2 both-sides. I want to...

26 February 2021 3,738 3 View

What are the important tips for writing review articles?

Important tips for writing a good review articles

24 February 2021 8,544 6 View