Can anyone explain me in details what is the form of data and their structures ?

Actually I know about the qualitative and quantitative data but in case, if somebody ask what is the form of data and their structures then what will be the answer for that.

09 October 2014 5,238 8 View

No title

04 May 2014 5,768 12 View

In SPSS what test do I use to examine if there is gender discrimination in designation and salary if my sample size is 100?

If the sample size is less then we can perform t- test, but for large sample what test I have to perform?

04 May 2014 2,979 12 View

In numerical analysis, is it possible to use central difference formula to obtain the divided difference?

Uging Lagranges formula it can be obtain, but how to proceed using the central difference formula.

03 April 2014 5,765 9 View

What is meant by a parametric function in statistical inference?

03 April 2014 10,008 7 View

If X > Y, and X, Y belongs to R, then is there any dependency between X and Y?

If so, which one is the dependent and which one is independent? If x+y= 1 => x = 1- y, x, y belongs to R, then y is independent and x is dependent. But in case of x > y, how we have to define the...

02 March 2014 5,266 11 View

Can anybody explain me the consistent estimator to me?

Generally, it happens that when sample size increases, the statistics will give better results about the parameters. When the sample size=population size, then sample statistic=population...

02 March 2014 4,530 20 View

What is the basic difference between the maximum likelihood estimator and the least square estimator?

In statistics when we go for estimating parameters, sometimes least square estimator is used and sometimes m. l. e. is used. Which one is better and when it can be applied?

01 February 2014 7,975 71 View

What is the difference between the difference equation and a differential equation?

There are two types of equations, one is difference equation and the other one is differential equation. The difference equation, which is we get in the calculus of finite differences. Actually...

01 February 2014 1,152 6 View

Can anyone provide the mathematical proof of 0! = 1 (zero factorial is equal to one)?

I have not found in any book by what procedure the value of zero factorial occurs. If there is any mathematical proof in any book please suggest it.

31 December 2013 2,669 32 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

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

Algorithms to filter corrective max and min from a set of data?

I've got this 5 year Direct Normal Irradiance data I downloaded from https://re.jrc.ec.europa.eu/. I ordered this by year and by every 24 hours because I need the DNI curve by max in summer, min...

17 February 2021 2,777 5 View