Suitable statistics for measuring test-retest relibility of continuous data?

I have a translated questionnaire of physical activity levels which produce continuous data of Metabolic equivalents. I have learned that Cohens' Kappa is for categorical data and Cronbach Alpha...

03 April 2019 2,524 4 View

What if, post hoc test shows insignificant differences?

I ran ANOVA test to examine the mean differences among four groups and results were found significant at 0.05 Alpha level. Then, I ran Scheffe's post hoc test to see the between-group differences...

05 June 2018 8,775 3 View

How to report a negative t-value in your paper?

I have compared two groups on a certain variable and SPSS has produced a negative t-value. I have interpreted the results from p-value but the thing i want to know that whether the t-value be...

02 March 2018 621 6 View

What are the instruments available for measuring emotional intelligence in children?

I want to measure emotional intelligence in 11-14 year olds. Kindly suggest the reliable and valid instruments for this.

11 December 2017 1,360 4 View

Can I use mixed sampling technique i.e. both probability and non-probability techniques?

Will it be appropriate to use convenience sampling technique after stratifying the large population size into various strata?

10 November 2017 9,558 7 View

Which statistical test is appropriate if i have one predictor variable and multiple outcome variables?

I want to predict the changes in multiple variables with change in one independent variable in my analysis. Also suggest how to compute using SPSS.

09 October 2017 6,951 10 View

Which is the most authentic online plagiarism checker software?

Just want to check similarity of text in my paper so as to lessen the chances of plagiarism.

06 July 2017 1,946 3 View

Which correlation method (pearson or spearman's) is best suitable while examining the concurrent validity of a modified construct?

01 January 1970 4,327 2 View

International Physical Activity Questionnaire and Global Physical Activity Questionnaire: Which instrument provide better results?

I am working on a project to assess the physical activity levels of adult population. I would like to know which questionnaire is better to use: IPAQ or GPAQ?

01 January 1970 5,632 5 View

Is it necessary to take a bigger sample in a survey study?

01 January 1970 2,829 5 View

Anyone give me assistance with analysing Gait Data?

I currently have collected Gyroscope/Accelerometer data (X/Y/Z) for my dissertation, but not very knowledgeable on how to process my data and apply Machine Learning? Can anybody help?!

24 February 2021 9,610 3 View

Can the problems of overfitting be solved without cross validation?

For an overfit data set the cross validation error will be much bigger than the training error. Is it true or false?

23 February 2021 3,616 2 View

How to manage western blot for proteomics data validation?

Hi Everyone, I am a bigginer in western blotting and I am trying to use it for validation of my proteomics data. I have: two regulated proteins with molecular mass of 40 and 73 kDa one control...

23 February 2021 6,671 4 View

What low-cut filter (high Pass frequency) to be used for response spectrum (Tripartite plots) ?

What low-cut filter (high Pass frequency) to be used for the response spectrum (Tripartite plots)? I am currently working on differentiating between hard/soft site responses in Indo-Gangetic...

21 February 2021 9,273 2 View

Can anyone provide an advice on running a validation study of a commercially available product in collaboration with the manufacturer?

We are planning to run a study validating a commercially available product (i.e. software) and while we initially planned to do it independently of the manufacturer, they heard about our intention...

17 February 2021 2,295 3 View

What are some alternatives to the Self-Directed Learning Readiness Scale (SDLRS) developed by Dr. Lucy L. Guglielmino?

The Self-Directed Learning Readiness Scale (SDLRS), also known as the Learning Preference Assessment (LPA), was developed by Dr. Lucy M. Guglielmino in 1977 to measure learners' attitudes of and...

15 February 2021 3,095 4 View

How to improve results of system identification procedure?

Hello, I'm performing system identification of the lateral closed-loop dynamics of a quadrotor. My model receives a setpoint and should return position and acceleration. I've proposed a second...

07 February 2021 9,791 2 View

Comparing Uniaxial accelerometer sensors activity counts with Triaxial accelerometer (IMU)'s activity counts?

Hi I have to compare the uniaxial sensor(wearable) data with Triaxial sensor data(IMU). The uniaxial sensor output has a single column of activity counts whereas Triaxial sensor(IMU) has three...

05 February 2021 3,999 1 View

How to calculate response rate if the number of eligible respondents is not available?

Hi All, I am carrying out an international research with clinicians (speech-language pathologists/ therapists). International professional associations will be distributing the questionnaire link...

02 February 2021 5,306 3 View

How is it possible to rank variables using Likert scale?

Hello Everyone, I have a questionnaire of a 3-point Likert scale for an overall evaluation for a service, and several detailed attributes evaluation of that service. For example: Overall...

31 January 2021 9,612 8 View