Looking for interactive online resources for learning R (preferably related within environmental science)

More Ellen R McGrory's questions See All

What are the inclusion and exclusion criteria for selecting studies in the meta-analysis?

According to the study of Pan et al. (2023) entitled "Diagnostic Efficacy of Serological Antibody Detection Tests for Hepatitis Delta Virus: A Systematic Review and Meta-Analysis," what are the...

08 April 2024 3,776 1 View

Whats is the best protocol for spheroid dissociation?

I'm doing primary tumor spheroids to a drug screening. We're having success to make the spheroids but I'm not having succes to dissociate the spheroids to evaluate the cell viability (using trypan...

18 July 2023 2,015 1 View

How to format qPCR data for geNorm?

Hi there, Has anyone successfully used GeNorm, one of the free programs to determine best reference gene(s) for qPCR? I cannot figure out how to format my qPCR data to get the qbase+ program to...

28 February 2023 7,677 2 View

Why won't EDC dissolve in Poly(acrylic acid)?

I'm trying to thiolate Poly(Acrylic acid) (PAA) with L-cysteine using EDC (or EDAC), however prior to the addition of L-cys, when I add EDC to PAA large clumps form in solution. 1g of PAA was...

01 February 2023 6,701 2 View

Refractive Index for Dako fluorescent mounting media?

Agilent Cat S302380-2, Dako Fluorescent Mounting Media I've checked the Agilent site and found no details regarding the product (and their chat bot is down), and specifically, the refractive...

26 January 2023 7,422 0 View

Methods to measure vascular leak?

I am trying to decide between different methods to compare vascular leak in the retina between different rodent groups. I have found a number of different methods, inlcuding immunofluoresence for...

25 October 2022 9,457 0 View

Target amplitude cannot be reached?

I work with a JPK Nanowizard 4, and though the calibration spectrum looks fine, and the corresponding resonance frequency reasonable, when I run AC Feedback Mode Wizard to select the resonance...

30 August 2022 941 0 View

How to analyse a shannon diversity index of two conditions and 2 years?

i am trying to analyse the diversity of sites in two conditions (protected area v non protected) and from 2021 to 2022. i have worked out the shannon diversity of each site but unsure on how to...

19 July 2022 3,284 0 View

What test can i do with shannon diversity indices of two unequal samples?

i have two condition and looking at comparing their diversity. however, i have 13 sites in one condition and 9 in the other. i calculated the shannon diversity index for both conditions, but as...

17 July 2022 4,585 0 View

What to do with heteroscedasticity for a linear regression analysis?

I seem to have a hard time with the statistics for linear regression. I have been scrolling on the Internet, but did not find an answer. I am testing the assumptions for linear regression, of...

10 March 2022 1,324 8 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Handling Missing Data and Building a Predictive Model with Incomplete Information ?

I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...

10 August 2024 4,005 2 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

Is Galaxy.org good to use for research for analyzing data and for publication?

Hello all, I wanted to know, can I use galaxy (USA, Europe or Australia) platform for analyzing the shotgun data, and can it be used for publication purpose as well? Thanks :)

06 August 2024 6,610 4 View

Do experts have journals in the field of artificial intelligence and big data that are not indexed by SCI or EI?

05 August 2024 8,836 2 View

What are possible strategies can be used to analyze data under sequential explanatory mixed method approach?

Better ways to analyze the qualitative and quantitative data in a sequential explanatory mixed method approaches

04 August 2024 2,703 6 View

What should Berlin do as a city to become as impactful as London and Paris in World Football?

Please go through my Abstract. I can also share a proposed Thesis Outline.

04 August 2024 2,077 0 View

Identify the eight key processes of excellent supply chain management and discuss how each of these processes impacts the end customer?

Read the journal article by Douglas M. Lambert, “The Eight Essential Supply Chain Management Processes,” Supply Chain Management Review, Vol. 8, No. 6 (2004), pp. 18-26

04 August 2024 9,919 4 View

How can I interpret the data without the need of solving it manually?

How can I interpret the data gathered without solving?

03 August 2024 9,054 3 View

Why can't academics earn the money they deserve?

Only Journals make money from the articles we have worked on for years. Academics do not earn money from their refereeing. Then shouldn't the solution be a system in which academics can earn...

01 August 2024 6,469 6 View

Manjula Premaratne

Online learning resource " Coursera" has many. Good luck!

Ellen R McGrory

Thanks now, will check that out

Paul Milham

One of the British universities has good materials but this is not my field so you need to search

Oh cool, I'll try searching for the Uni so

Muhammad Ahmed Waqas

Course : Statistics and R

institution: Harvard

Price: Free

Link: https://www.edx.org/course/statistics-r-harvardx-ph525-1x-0

Thanks now, that looks great