Does anybody has the biodot zx1010 manual?

25 January 2021 6,257 1 View

If the daily (hourly) concentration of PM2.5 is not Gaussian. Is correct apply an arithmetic mean in epidemiological studies for risk assessment?

The distribution of daily PM2.5 concentration (hourly) is bimodal in the city of Coyhaique (South of Chile). Coyhaique is the city more polluted by particulate matter accord the WHO. The major...

11 October 2020 2,006 3 View

Does anyone has working antibodies for immediate early gene expression (c-fos and/or ZENK) in bird brains that are NOT the ones from Santa Cruz?

Hi Given that Santa Cruz has discontinued the antibodies for c-fos ( sc-253 ) and egr-1 (SC-189), which where widely used in birds, does anyone has working alternatives? Thank you.

17 December 2017 9,316 4 View

Does anyone has working antibodies for immediate early gene expression (c-fos and/or ZENK) in bird brains that are NOT the ones from Santa Cruz?

Hi Given that Santa Cruz has discontinued the antibodies for c-fos ( sc-253 ) and egr-1 (SC-189), which where widely used in birds, does anyone has working alternatives? Thank you.

11 December 2017 8,575 3 View

No title

19 November 2015 510 9 View

No title

10 November 2015 1,293 10 View

Is there any (sub)command in SPSS to perform MIXED model for multivariate (4DV) repeated measures?

Currently, I am looking for this in order to improve my findings. It is possible? Thank you!!!

10 September 2015 4,237 3 View

How can I estimate the error on x [y=max(x)] in a quadratic regression?

Hi all, I would like to estimated the elevation at which species richness is expected to be maximal. To this, I used a quadratic relationship, y = a*x^2 + b*x + c Where y is the species richness...

19 August 2015 9,476 3 View

Protocol for extracting miRNA - can anyone help?

I am looking for a protocol for extracting miRNA and RNA, avoiding the use of a commercial kit.

30 September 2013 3,518 4 View

What is the best reference miRNA in qPCR of miRNA when working with human cancer cell lines?

I am having some trouble with RNU6B as endogenous control for several ovarian cancer cell lines. Could you recommend me other stable reference miRNAs that have worked in your experimental approaches?

20 June 2013 890 19 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 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

No title

02 March 2021 3,060 3 View

Good sites to recruit survey participants on a grad school student budget?

Any good recommendations for participant recruitment for online surveys on a grad school student budget?

02 March 2021 4,293 4 View

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View

How to approach CFD simulation results of a flow past a cylinder?

Hi all, I'm doing a transient simulation of flow past a rectangular cylinder close to the free surface. As far as I'm concerned, the common practice is to discard the initial stages of the...

25 February 2021 1,348 3 View

Suggestions for occupational stress surveys?

I am currently writing a masters thesis on reasons for occupational stress in the early childhood classroom, and want to include a short survey assessing participants work-related stress levels. I...

24 February 2021 8,678 2 View

Online surveys for social sciences researchs: what are your opinions about this tool and how can we improve the research design to incorporate online?

Good morning everyone, Due to the pandemic, I conducted several online surveys. It is quite agile, not at all expensive, but there are several problems: the sample's representativeness and its...

21 February 2021 7,457 3 View

Can I do two kinds of mixed method in explanatory research?

Dear distinguish professors and scholars, I have a research in measuring two kinds: think tank capacity and research impact on policy. Can I do two kinds of mixed methods in order to find, "Is...

20 February 2021 6,897 1 View

Does qualitative research using closed and open ended survey and semi structured interviews qualify as triangulation?

I am using qualitative research to look at employee motivation. I will use a closed and open ended survey (for biodata information and general views to motivation) and semi structured interviews...

18 February 2021 436 11 View