What is the women menstruation period in days?

01 January 2019 0 8K Report

Dear researchers,

Is there any recent studies about the statistics of the women menstruation period (in days) acording to all the different factors such that the age..?

Best regards.

Badges
Science topic

Similar topics
Mathematics
Statistics

More Tahar Latrache's questions See All

Is there any recent methods for the FE structural analyses?

Dear Researchers For the finite element analyses of structures (trusses, beams and continuum media structures), is there any recent alternative methods than the iteratve visco-plastic and initial...

07 August 2018 5,834 6 View

Why are some people religious and others not?

Why are some people religious and others non-religious, some believe in God, His books and religion and what came by and with, and others are not believers?

06 July 2018 4,281 31 View

What's the solutions of the integral equations system?

Dear researchers I searched for the solutions of the following integral equations system, would it have a theoritically or a numerically method to solve?

04 May 2018 1,594 2 View

How can solve the equations system bellow?

Dear researchers Is there a theoritical or a numerical methods to solve the equations system bellow?

04 May 2018 9,361 0 View

What is your speciality Aparna Sathya Murthy?

I'm searching for someone to work with on an explicit method for the treatement of the material nonliearity

03 April 2017 2,532 0 View

Is there any good numerical algorithms for domains composition?

Dear researchers For subdomains or domains composition, do you have any idea about good numerical algorithms or matrix formulations or applied mathematics, for the finite element analysis interfaces

03 April 2017 2,250 0 View

What is the complement of Shur?

Dear all For the structral contact or interface regions, (or in mathematics, domain decomposition), what is the complement of Shur? Best regrads

03 April 2017 5,502 0 View

Are you looking to be co-author in this project?

Dear researchers I am looking for people have experience in applied mathematics and programming, to start with working together on an alternative method project of the incremental and iterative...

03 April 2017 8,834 0 View

No title

I want to know what are the differences between the potential and the complement energy, for the point of view formulation and physical meaning

03 April 2017 4,101 0 View

What's the dynamic motion equation of free falling objects?

Dear all Whats is the physical or a dynamic motion equation formulas of solid objects falling free in newtonian or non-newtonian fluids?

02 March 2017 9,960 0 View

How to compare two groups with only two measurements?

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

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View

Data Analysis K-S and S-W tests?

Hello, I have conducted analysis where the K-W and S-W have come out as p

25 February 2021 9,648 3 View

Statistics: include groups of respondents made by one person for analysis?

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

Which is the best software or programming language (user friendly) for analysing data?

I have a basic knowledge on Python, R and MATLAB in analysing data. Among those, which is the best and user friendly? Which one should I learn deeply to analyse data?N:B: I want to learn data...

20 February 2021 3,950 15 View

Is the box plot of climatic indices better illustrate from daily data or annual data?

Hello, I hope you have a good time. I work on a research project about temperature indices. Due to the high number of indices, I only work on tables and maps on an annual time scale. In other...

19 February 2021 9,742 2 View

ANCOVA controlling baseline in RCT - how to perform power analysis and sample size estimation?

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

How to find if Qualitative and Quantitative (discrete) variables have a relation?

I'm going to do a brief research about the dependance between the number of cases of Covid-19 and sex( male/female) . One of the requierements is to use inferential statistics to test the...

18 February 2021 7,092 11 View