I have
Data from Zadar's archive mention the fraternity of flagellants (dei flagellanti) in Zadar in 1214founded in the church of St. Silvester (fratalia seu scola sancti Silvestri Iadere Frustancium)....
14 February 2021 3,136 2 View
Hi, The required material for the construction of one motorway embankment is csa 0-300mm? Fines percent limit is set at 10% max. The uniformity coefficient required is cu>9. Large diameter...
11 December 2018 3,250 2 View
I would like to reduce the surface energy of a stainless steel made wire. I prefer to have durable coating as well as the coating resistance towards mechanical touch (not huge loads though,...
11 October 2017 652 3 View
Dear fellow researchers, Is there any way how to calculate the solubility of Holmium(III) Nitrate Pentahydrate? Usually solubility is read out from a table or calculated from the solubility...
29 August 2017 4,753 2 View
I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...
03 March 2021 4,116 4 View
I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...
03 March 2021 9,692 2 View
I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...
01 March 2021 1,587 6 View
How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...
28 February 2021 7,397 8 View
I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...
25 February 2021 7,603 3 View
Hi all, I have data with two levels: lets think of the classic example of students and schools. When running the analysis in SPSS and selecting the Random Effects, we can select (we can or we...
24 February 2021 7,379 4 View
I did a backwards regression with various binary variables, but some of the binary variables are negatively correlated with the outcome, which would make no sense cause the correlation univariate...
21 February 2021 4,392 3 View
Hi, I have a simple question. I am hoping to perform a power analysis/sample size estimation for an RCT. We will be controlling for baseline symptoms, and using post-treatment or change scores as...
19 February 2021 2,648 23 View
Hi everyone, I am wondering if anyone knows of a species distribution model that can take in percentage data (i.e. presence data with prevalence values attached to them)? The dataset I have...
18 February 2021 7,312 3 View
The data collected from various measurement devices often contains erroneous values - such as noise, missing values, etc. What are the popular techniques for pre-processing measurement data in...
14 February 2021 4,642 2 View