When Are Ztest and Ttest Used?
I suggest to you to check a book in statistics to understand that better, and with some examples and more details. Good luck.
I need to make a viscous solution of SBR. So kindly suggest suitable solvent for it
11 September 2018 3,984 9 View
01 October 2016 4,635 1 View
22 June 2016 9,269 3 View
XRD machines of Bruker (D8 Advance model ) and Panalytical (Empyrean model) shows an 2Theta range in high negative angle (upto -111 Degree. Kindly let me know what is this negative angle and what...
06 October 2014 6,237 1 View
I need the protocol for writing a program to calculate the native contacts of a protein. Any reference article would also be highly appreciated.
12 May 2014 6,638 1 View
Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...
03 March 2021 8,796 3 View
03 March 2021 5,360 2 View
Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...
01 March 2021 8,235 2 View
We have been using Thermo Fisher anti-cardiac Troponin T antibody for immunofluorescence staining in FFPE mouse heart sections but it was recently discontinued. The literature shows it to be the...
01 March 2021 4,937 1 View
Good morning, I could not find literature about this so I am asking. I am organizing data for a questionnaire (N=100) that foresees some personal questions like level of education. For the aim...
25 February 2021 2,090 4 View
How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...
24 February 2021 166 6 View
Hello Everyone, I have one population, sample size 200. and needed to find the correlation between Variable A and B. Also, which T-test should I choose for hypothesis testing Please advise...
21 February 2021 7,591 4 View
This might sound very basic question, but please share with me an explanation of how the T cell is activated when the antigen is not a peptide? What happens? And what are the molecules involved in...
21 February 2021 564 3 View
Hi researchers I wanna model tensile test on geogrid in abaqus, so I added displacement to one side of geogrid and the other side of geogrid is constrained completely, everything seems normal but...
19 February 2021 2,195 2 View
I have two groups (unpaired) of plant biomass measurements and want to know whether there is a test that can be used to determine statistical significance where assumptions are not violated. The...
18 February 2021 1,258 4 View