When to use purposive sampling? And is there any criticisms against this method?
Hi everyone, I need to learn more about the significant differences between pharmacy practice in developing countries and that of developed nations. Regards,
05 June 2017 2,226 1 View
04 May 2017 9,569 0 View
Hi everyone, It is a norm that qualitative research results are not to be relied on to build critical decisions about any delicate issues. What could be the reason behind depending on quantitative...
04 May 2017 1,969 0 View
03 April 2017 1,383 0 View
How to measure the competency level of a pharmacist? Is there any specific criteria?
01 January 1970 9,587 0 View
Patients sometimes under estimate the pharmacists' role as the first port of drug related information. Why do you think this is happening especially in the Middle East?
01 January 1970 9,030 1 View
Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...
03 March 2021 5,978 5 View
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
Dear All, I have access to some rodent fecal samples that have been stored at -20C instead of -80C. Anyone have experience with the impact of stowage condition on comparative metagenomic analysis...
01 March 2021 2,512 1 View
To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...
01 March 2021 8,683 4 View
I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...
27 February 2021 8,483 3 View
If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...
26 February 2021 3,526 3 View
As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...
26 February 2021 6,905 10 View
Hello ! In a work, I have to benchmark different algorithms to fill in missing values in time series. I insist on the fact that this is imputation and not forecasting. In my case, I have access...
24 February 2021 7,470 7 View
Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...
24 February 2021 9,105 2 View
My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.
24 February 2021 4,150 3 View