ANOVA or Paired samples t-test?

Hi, I'm a masters student struggling with the design of my cognitive psychology project. We wish to run an experiment where we examine false memory recall using a list of schema related nouns in...

13 February 2021 6,457 3 View

How to tackle autofluorescence using the technique FISH in mouse frozen tissue?

Hi there, I am looking for some advice with FISH. This is my first time attempting this technique and I am not too sure where I could potentially be going astray. I have followed FISHTag RNA...

23 September 2020 3,849 1 View

How to customize a 'plt.var' plot from CCA package?

Hello, I'm trying to customize a CCA biplot made with the plt.var function from the CCA package. I need to reduce the size of the labels or be able to move those labels because they overlap on...

31 July 2020 2,938 3 View

What are the effects of Covid 19 on nursing students and faculties?

Due to crisis of Covid 19 students have to disconnect from their education system and for preparing nurses its must to relate the theory with skill labs and then hands on practice is required to...

17 May 2020 7,462 21 View

How does hypertonic tissue appear in sliding filament theory & how do the number of myosin heads in a hypertonic area affect muscle strength?

30 March 2020 2,169 5 View

Some participants completed their demographic details and some other questions but did not answer ANY of the scales. What should I do?

Should I include their demographic information in the demographics section Of my sample? Or should I delete them? Do I need to report on this?

01 October 2019 8,146 2 View

Analytics of Egress from the location of a Fire?

Hi All, A student of mine is gathering data on what people do when encountering a fire in the home. This data will then be analysed. There is much research on what happens when the fire occurs in...

17 June 2019 3,030 2 View

Can a fish biologist help identify this species from Madagascar?

This animal was caught by a fisherman in northwestern Madagascar, about a month ago. It had a long, thin, cylindrical body, at least 0.9 m in length, and appeared not to have any scales. The head...

06 November 2018 3,459 3 View

Reliability coefficient for two-item scales: Cronbach, Pearson, or Spearman-Brown?

Colleagues, Which index of reliability do you use for two-item scales, and what is your justification for so doing? Respectfully, Ruth

19 September 2018 475 2 View

Does anyone have experience of tetrachoric correlation with missing data?

I have binary data that I want to run a factor analysis on in Stata. I can run this fine using tetrachoric correlation, but I have nearly 50% missing data, so I really need to impute the data. I...

18 June 2018 6,052 2 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

The Shannon's index is inversely proportional to Simpson's index (1-D)?

I'm having a problem with my bloxplot with Shannon's and Simpson's indexs. The value of Shannon for my Community 1 indicating higher diversity (in relation of the Community 2), but have lower...

26 February 2021 3,033 9 View

Any recommendations for methods to analyze elephant space-use (using GPS) and correlating this with changes in NDVI?

For my Masters I am looking into elephant space-use and its effect on vegetation change. I have elephant GPS collar data and was going to use Google Earth Engine to obtain NDVI values. I would...

16 February 2021 7,097 3 View

How to consider effects of rapid warm adaptation in modeling of ecological impacts of warming?

I would highly appreciate it if my fellow ecologists (biologists) provide their opinion on the thoughts below [esp., shortly tell us which path may be more effective, if they know another way, if...

15 February 2021 3,642 6 View

Is it possible estimating environmental conditions with a Bayesian approach?

In ecology specific species can be used to get an indication/estimation of the environmental conditions. A simplistic example, lets assume I find a pike (Esox lucius). We know this species does...

01 February 2021 10,034 4 View

What is the magnitude of yearly rhizopdeposition in tropical forests?

Hi all, I am trying to find reference values on annual soil rhizodeposition rates for different kinds of forests, with a particular interest for tropical rainforests. Do we have an idea of the...

26 January 2021 4,278 4 View

Can you recommend a good book on analytical chemistry for non-chemists?

Dear colleagues, I am asking for you recommendation: I need a book on analytical chemistry in environmental sciences. As a non-chemist (a biologist) I have some basic chemistry knowledge but not...

25 January 2021 8,486 8 View

How the microplastics levels in freshwater and marine water ecosystem be controlled?

Microplastics have been found in land, air, freshwater, effluent from a wastewater treatment plant and even in tap water and bottled water. The small plastic particles (less than 5 mm) pose a...

19 January 2021 8,637 3 View

Why are my Maxent SDM projections coming up almost entirely blue?

Hello Maxent Community, I have been generating SDM models and projections in Maxent. I have had some success with one set of variables (some Hydroshed variables mixed with World CLIM variables);...

19 January 2021 3,994 7 View