The number of units (persons, animals, patients, specified circumstances, etc.) in a population to be studied. The sample size should be big... | Contact experts in Sample Size to get answers
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Questions related to Sample Size
Using DPPH assay, most of my sample at higher concentration at 10 mg/ml has negative percentage or above 100 percentage and what should i do about it?
15 February 2024 480 3 View
I am totally new to LCA but have conducted a latent class analysis in R using the glca package and found a 4 class model to be preffered according to fit values (BIC, AIC, Entropy). I am now...
13 February 2024 4,151 2 View
What is ownership of learning?
13 February 2024 6,555 1 View
Hello, I have read that for standard copula modeling, you can get empirical cdf of data and use it for copulas. But for time series data, we must first fit ARIMA/GARCH, get standardized...
12 February 2024 2,532 1 View
Basic Science scholars do experiments. In Economics, it takes time. Sociology or Anthropologist conduct field work. Political Science write notes. Short papers are easy to write.
09 February 2024 4,557 2 View
Power, memory, symbols, legitimation
07 February 2024 610 1 View
I need to create a 4-component phase diagram (square or 3D pyramid shape), any suggestions for helpful softwares to do so?
07 February 2024 4,468 1 View
According to studies, one of the most common issues in delivering blood transfusion services is the continuous discarding of unsuitable blood, which directly contributes to limited blood supplies....
07 February 2024 2,387 8 View
Is there any potential problems if i make a model containing three independent variables, one mediator and one dependent variable when i begin to analyze the model statistically.
06 February 2024 7,362 5 View
In 1974, AG Feldman published on the equilibrium-point idea in Biofizika (Feldman, A.G., 1974. Change of muscle length due to shift of the equilibrium point of the muscle-load system. Biofizika,...
05 February 2024 5,422 1 View
In most of the studies tobit regression is used but in tobit model my independent variable is not significant. Whether fractional logistic regression is also an appropriate technique to explore...
02 February 2024 4,700 2 View
in multi-case study, the aim of studying, the literature says the purpose of conducting multi-case study is to draw generalisation to the study. In my case, I study 10 SMEs from several industries...
31 January 2024 3,445 2 View
The porous organic cage material was synthesized in a biphasic solvent mixture (chloroform + methanol).
30 January 2024 3,899 2 View
What if my CFA value is slightly lower (0.88), but the other fit indices (RMSEA and SRMR) are below 0.5? Will i be said to have achieved configural invariance?
28 January 2024 8,793 3 View
I differentiated THP1 cells into macrophages. Subsequently, macrophages will be treated with substances. Next, the Griess Reagent test will be used to determine nitrate levels. The Griess kit...
25 January 2024 9,603 1 View
I am a bit confused with a reviewer's comment. "If the method for selecting a purposive sample. The selected group is not called the control group but it is called a comparison group."
21 January 2024 3,768 4 View
Anselin, Luc, Rustin Dodson and Sheri Hudak (1992). Linking GIS and spatial data analysis in practice. Paper Presented at the 32nd European Congress of the Regional Science Association...
21 January 2024 961 2 View
Hi guys! We are working on Drugs of abuse using BSN buffers, precipitant with ACQ positive and negative controls using solo 1.8 LC column. With mobile phase methanol and water. We are struggling...
19 January 2024 3,040 0 View
we want to know how to create a megaphone using only logic gates or digital circuits
17 January 2024 1,636 1 View
If you're using a number such as a statistic from a reference study you want to cite, should you write the number with the confidence interval? And how to effectively prevent plagiarism when...
16 January 2024 6,718 4 View
Dear research community, I was wondering whether there is some empirical literature on how to distinguish between different forms of competition, e.g. Bertrand, Cournot, Bertrand-Edgeworth,...
09 January 2024 3,436 2 View
I mean who used my papers as references ?
09 January 2024 3,956 3 View
Why is the cycling of matter known as a biogeochemical process and role of marine bacteria in marine ecosystem?
07 January 2024 4,773 0 View
Hi everyone I imported some pictures in Matlab. Then, I made them binary. It is a matrix consisted of 0 and 1 . I want to convert the isosurf (volume) achieved from Matlab into STL. Can you help...
05 January 2024 3,624 2 View