26 February 2020 4 5K Report

I need help from an expert to review a questionnaire about food labeling for face and content validation, do you have a

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Methodological confusions regarding deductive and inductive reasoning, hypothesis and theory test?

Hi Colleagues- What do you think about the following methodological issues: 1. Is it methodologically wrong to formulate quantitative research questionnaire based on inductive reasoning? 2. Is it...

21 February 2021 4,634 6 View

Are there alternatives to the Devarda alloy when estimating nitrogen?

Are there alternatives to the Devarda alloy when estimating nitrogen? devarda alloy is reducing the nitrate to ammonium

15 February 2021 8,838 3 View

Up to what extent website personalization can help in creating urge to buy impulsively?

Up to what extent website personalization can help in creating urge to buy impulsively? The digital transformation is making most of the organizations to go online and start doing business through...

09 February 2021 4,430 6 View

Observation instrument for classroom activity in consecutive interpreting?

Hello everybody My research involves an intervention where an instructor delivers a training course to students. My role as a researcher is to write down observations. Do you have any idea about...

03 February 2021 6,853 3 View

Can anyone help to convert ODK XLS into XML?

We want to conduct a verbal autopsy using WHO adult VA updated tools in ODK. The current version of WHO adult verbal autopsy tools is v1.5.3. I have successfully converted VA ODK-XLS v1.4 into XML...

03 February 2021 844 2 View

What is the best way to encode categorical variables in datasets with many features and avoid increasing dimensionality of the dataset?

I am working with a large dataset that has many categorical variables with many classes in each variable. I want to encode the categorical variables without increasing the dimensionality of the...

31 January 2021 6,986 3 View

May I know how to determine the acceptable intakes for new types of nitrosamine discovered in drug?

Currently only common nitrosaminse like NDMA and NDEA have mentioned the acceptable daily intake. Based on EMA guidance, should refer to ICH M7 chapter 7.5 guideline. I have read but could not...

20 January 2021 522 1 View

What is the average stove efficiency for household gas stove especially in the Indian subcontinent?

In one paper, I saw it to be about 36%. But as the paper was published in 1997, shouldn't modern household gas stoves be more efficient?

14 December 2020 6,199 6 View

Is there a guide for Aspen Hysys to show unit operation calculations?

For example, let's say if I design a conversion reactor and give inlet temperature,pressure,composition and reaction kinetics then Hysys will show me the outlet conditions. It doesn't,however,show...

09 December 2020 8,375 3 View

What is the best way to define and decide sample size in the case of cross cultural studies?

What is the best way to define and decide sample size in the case of cross cultural studies? I want to decide the number of respondent in two countries which I am considering for my study. One of...

09 December 2020 1,661 11 View

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How to evaluate unsupervised clustering metrics when some elements do not have a cluster label in the result?

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Is anyone working on a project focused on immigrants/newcomers working in the hospitality industry and how they have been impacted by COVID?

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Hello, does any one know a free medical text dataset?

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21 February 2021 3,278 3 View

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How to validate image labeling quality within dataset?

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