Like what is the background logic (mathematics) of NORM / NORMINV / NORMINV.DIST etc. Functions in excel or any other tool
Is it the normal distribution function has solved numerically ? Kindly send a document where it is done.
I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...
02 March 2021 2,735 2 View
We have thin roots of from 1 year old different species of plants. We are looking into anatomical details of the roots. What's the best method to preserve and process the roots once they are...
23 February 2021 1,898 1 View
I'm looking to do a sliding wear (plate-on-plate) simulation of GFRP composite plates with Archard Wear Model. Any hints or example steps are appreciated.
17 February 2021 1,447 2 View
There are numerous roots in this tap root system. Kindly suggest or share a research paper where I can clarify the doubts as to which root should be chosen for sectioning and for further root...
14 February 2021 1,816 3 View
We have a AAA class Newport solar simulator. We changed the Xenon Arc Lamp recently (XBO450W, Make:OSRAM) as the lifetime got over. However, the intensity is coming to be only 0.2 sun instead of 1...
14 February 2021 9,998 3 View
I am searching for tools to construct molecular beacons which shall be complementary to a given sequence. I don't want to design any primers. I found that UNAfold is one such tool which I could...
02 February 2021 9,065 5 View
I am synthesizing 7 amino acid long peptide sequence with CTC resin, 50oC coupling for 10 min. On cleavage (TFA/TIPS/Water 95:2.5:2.5) I got peptide with good yield. However, It has 68 Da more...
30 January 2021 8,483 3 View
Hello everyone, I am trying to prepare curvature map in ArcGIS 10.4, using spatial analyst tool. I am using 10 m CartoDem (projected in UTM 44N). I am getting very different value, curvature...
12 January 2021 504 4 View
I want to publish a case report regarding jejunal diverticula
02 January 2021 7,630 5 View
I am trying to maintain two different high DC voltages of same polarity (either positive or negative) between two parallel electrodes separated by 500 um inside the vacuum. However, what I found...
21 December 2020 1,735 3 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'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...
01 March 2021 4,326 7 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 have calculated thermodynamic parameters for surfactant solutions in aqueous and mixed alcoholic solvents. I want to calculate the value of errors in the data and represent it in the table along...
22 February 2021 239 2 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
20 February 2021 8,202 6 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
I am studying animal cognition and I have data about animals' latency to approach a cue and animals' distance from the cue in a test. Data are not normally distributed and when I do scatterplots...
04 February 2021 503 3 View