correlation analysis

I have some demographic variables that I want to compare (Kendalls correlation) against the answers to a question where participants ranked the responses from 1 to 7 I have all the data in spss I have each rank option as a variable, with a number 1-7 I am unsure how to run the the analysis...

Hello! I am an absolute novice and hardly know anything about statistical evaluations, which is why I urgently need your help. I do not know which statistical methods are suitable for my evaluation. However, I have the programs Excel and SPSS at my disposal. I have carried out an online...

Hi All, I need to report a large set of correlations whose p values I have already corrected for multiple comparisons using R. I assume that the correlation coefficient will remain the same, as nothing in the r formula has anything to do with how the p value is calculated. 1) Is that correct...

Hello, I want to test the correlation of test results with articles read. I have one test and 3 articles. I would like to see correlation of each article to test result and then all articles to test result. Hypothesis is that if you read articles, you did better on test. I was thinking of...

Hi, I have a dataset with x number of time series functions (shared x values) which are highly correlated (Spearman, between 0.8 and 0.99) most of the time. There are 3 hypothesis of mine which I am trying to either validate or reject, but I am not sure what approach would make the most sense...

I am writing a systematic review of prospective studies, where two studies with two measurement points say that they cannot infer causation because of their correlational analysis. One report covariate analysis and path model, the other multiple regression analysis. But they don't explain why...

Hello everyone.. I am struggling to create a Pearson correlation with this data below: My goal here is very simple, identify correlations between each module and the severity number. (Its related to Defects) I tried Pearson correlation but did not work out well. Can someone give me a hint of...

Hello all! I am in the beginning of a statistics project in my master's course which will be focusing on regression analysis later on. We have not yet done any regression analysis but have been asked to turn in a paper on initial findings and analysis, but I am having a lot of trouble in how I...

I have three parameters, 1. Attachment level with phone (categorical data eg. Highly attached, detached, highly detached etc) 2. Hours spent using phone before covid (continuous) 3. Hours spent using phone after/during covid (continuous). Now what or how to correlate these three parameters to...

Hello everyone, I want to write my thesis about the stability of stablecoins and need some help with my analysis. I want to analyse the volatility of stablecoins compared to the USD and Bitcoin. My Null Hypothesis would be something llike "The fx-rates of stablecoins to 1. USD and 2. BTC are...

Hi there, I'm doing my dissertation for uni and my hypothesis is that the 'lack of training affects confidence in performing CPR' and so I conducted a questionnaire which asked "How often does you practice ofter CPR training?" and they had options to answer 'monthly' 'every 3 months' 'every 6...

Hi, I'm trying to find out if there is a significant correlation between salinity and no. of Bivalves found on a shore. I did a Spearman Rank and this was my result: "There was a statistically significant correlation between Salinity and the number of Bivalvia individuals (Spearman Rank...

Hi I am an MSc student in physiotherapy. For my research study, I am looking to see the agreement between a patient's questionnaire and a physiotherapist estimate of the same score. So basically, the patient complete a ten part questionnaire, all scored 0-10. The physiotherapist sees the...

Hello. I would like some insight into an association test I can do for a categorical variable - Vendor (GE, Siemens, Philips, etc) and how this factor may affect the outcomes (ordinal scores from 0 to 10) of the performance of an algorithm on the images produced by these machines? Does anyone...

I have to do a correlation analysis for a paper and I don't have much experience in practical work. My data looks like this: The two variables have a linear (but not monotonic?) correlation but I think it is not normally distributed (last picture) and I wanted to ask if I can still do a...

Hello, I’ve just joined and am in need of any help that I can get. Basically I wanted to test whether phubbing ( snubbing someone to use your phone) impacts relationship satisfaction, sense of self-worth and respect for your partner. Does anyone know what statistical analyses I would need to...

Hi all! I am new to statistics (self-taught since I need it for my thesis) and I have a question that I haven't been able to find an answer to yet. For my thesis I want to find out whether there is any relationship between how students and their teachers answer a likert scale questionnaire...

Is there a single statistic which can reflect the different importance between similar correlations, say 0.7, based on different sample sizes such as n=10 and n=1,000?

Hey guys, for my master thesis I conducted an experiment and received for two variables means plots, that I will attache below. They were the result of two one-way ANOVAs. I wanted to test if the scores in the two variables differs significantly in three conditions. The next step would be a...

Hello, I am interested in finding out if there is any correlation between the the values that people ascribe to certain green spaces and the land cover type. (E.g Do people feel closer to nature in areas with water?). In my study I have a map of my study area and people can place up to three...